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First and Last Frost Dates for Colorado

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Cities in Colorado

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📍City 🌷 Last Frost (30% chance of 36°F on or after…) 🍂 First Frost (30% chance of 36°F on or before…)
Agate May 17 (see details) Sep 26 (see details)
Aguilar May 13 (see details) Sep 27 (see details)
Akron May 12 (see details) Sep 28 (see details)
Alamosa Jun 14 (see details) Sep 10 (see details)
Allenspark Jun 21 (see details) Sep 5 (see details)
Alma Always a risk (see details) Always a risk (see details)
Almont Always a risk (see details) Always a risk (see details)
Amherst May 11 (see details) Sep 27 (see details)
Anton May 14 (see details) Sep 26 (see details)
Antonito Jun 9 (see details) Sep 13 (see details)
Arapahoe May 8 (see details) Oct 2 (see details)
Arboles Jun 6 (see details) Sep 22 (see details)
Arlington May 4 (see details) Oct 3 (see details)
Arriba May 17 (see details) Sep 27 (see details)
Arvada May 13 (see details) Sep 26 (see details)
Aspen Jun 8 (see details) Sep 18 (see details)
Atwood May 5 (see details) Oct 1 (see details)
Ault May 17 (see details) Sep 25 (see details)
Aurora May 11 (see details) Sep 29 (see details)
Austin May 29 (see details) Sep 22 (see details)
Avon Always a risk (see details) Always a risk (see details)
Avondale May 7 (see details) Sep 30 (see details)
Bailey Jun 23 (see details) Sep 3 (see details)
Basalt Jun 9 (see details) Sep 15 (see details)
Bayfield Jun 8 (see details) Sep 20 (see details)
Bedrock May 10 (see details) Sep 29 (see details)
Bellvue Always a risk (see details) Always a risk (see details)
Bennett May 11 (see details) Sep 30 (see details)
Berthoud May 15 (see details) Sep 23 (see details)
Bethune May 9 (see details) Oct 1 (see details)
Beulah May 14 (see details) Sep 30 (see details)
Black Hawk Always a risk (see details) Always a risk (see details)
Blanca Jun 16 (see details) Sep 10 (see details)
Boncarbo May 12 (see details) Sep 29 (see details)
Bond Jun 14 (see details) Sep 4 (see details)
Boone May 1 (see details) Oct 5 (see details)
Boulder May 9 (see details) Oct 1 (see details)
Branson May 1 (see details) Oct 7 (see details)
Breckenridge Always a risk (see details) Always a risk (see details)
Briggsdale May 19 (see details) Sep 19 (see details)
Brighton May 9 (see details) Sep 29 (see details)
Broomfield May 6 (see details) Oct 1 (see details)
Brush May 10 (see details) Sep 28 (see details)
Buena Vista May 31 (see details) Sep 19 (see details)
Buffalo Creek May 21 (see details) Sep 24 (see details)
Burlington May 9 (see details) Oct 1 (see details)
Burns May 28 (see details) Sep 22 (see details)
Byers May 15 (see details) Sep 26 (see details)
Cahone May 24 (see details) Oct 2 (see details)
Calhan May 14 (see details) Sep 25 (see details)
Campo Apr 26 (see details) Oct 9 (see details)
Canon City May 13 (see details) Oct 1 (see details)
Capulin Jun 9 (see details) Sep 13 (see details)
Carbondale Jun 15 (see details) Sep 11 (see details)
Carr May 17 (see details) Sep 25 (see details)
Cascade May 9 (see details) Sep 29 (see details)
Castle Rock May 13 (see details) Sep 25 (see details)
Cedaredge May 13 (see details) Oct 4 (see details)
Center Jun 4 (see details) Sep 17 (see details)
Central City Always a risk (see details) Always a risk (see details)
Chama May 28 (see details) Sep 20 (see details)
Cheraw May 4 (see details) Oct 3 (see details)
Cheyenne Wells May 8 (see details) Oct 2 (see details)
Chromo Always a risk (see details) Always a risk (see details)
Cimarron Jun 19 (see details) Sep 8 (see details)
Clark Always a risk (see details) Always a risk (see details)
Clifton May 1 (see details) Oct 11 (see details)
Coal Creek May 13 (see details) Oct 1 (see details)
Coaldale Jun 5 (see details) Sep 13 (see details)
Coalmont Always a risk (see details) Always a risk (see details)
Collbran May 21 (see details) Sep 24 (see details)
Colorado City May 14 (see details) Sep 30 (see details)
Colorado Springs May 9 (see details) Sep 29 (see details)
Commerce City May 9 (see details) Sep 29 (see details)
Como Jun 16 (see details) Sep 6 (see details)
Conejos Jun 9 (see details) Sep 13 (see details)
Conifer May 19 (see details) Sep 25 (see details)
Cope May 8 (see details) Oct 1 (see details)
Cortez Jun 4 (see details) Sep 23 (see details)
Cotopaxi Jun 18 (see details) Sep 5 (see details)
Cowdrey Always a risk (see details) Always a risk (see details)
Craig Jun 1 (see details) Sep 17 (see details)
Crawford May 11 (see details) Oct 6 (see details)
Creede Always a risk (see details) Always a risk (see details)
Crested Butte Always a risk (see details) Always a risk (see details)
Crestone May 31 (see details) Sep 23 (see details)
Cripple Creek May 13 (see details) Oct 1 (see details)
Crook May 12 (see details) Sep 27 (see details)
Crowley May 4 (see details) Oct 1 (see details)
Dacono May 16 (see details) Sep 23 (see details)
De Beque Jun 6 (see details) Sep 19 (see details)
Deer Trail May 15 (see details) Sep 26 (see details)
Del Norte Jun 11 (see details) Sep 11 (see details)
Delta May 6 (see details) Oct 2 (see details)
Denver May 4 (see details) Oct 5 (see details)
Dillon Always a risk (see details) Always a risk (see details)
Dinosaur May 23 (see details) Sep 26 (see details)
Divide May 21 (see details) Sep 24 (see details)
Dolores Jun 10 (see details) Sep 15 (see details)
Dove Creek May 25 (see details) Oct 4 (see details)
Drake Jun 4 (see details) Sep 15 (see details)
Dumont Jun 8 (see details) Sep 12 (see details)
Dupont May 7 (see details) Sep 30 (see details)
Durango Jun 6 (see details) Sep 22 (see details)
Eads May 3 (see details) Oct 5 (see details)
Eagle May 28 (see details) Sep 22 (see details)
Eaton May 5 (see details) Sep 30 (see details)
Eckert May 29 (see details) Sep 22 (see details)
Eckley May 5 (see details) Oct 4 (see details)
Edwards Always a risk (see details) Always a risk (see details)
Egnar Jun 8 (see details) Sep 21 (see details)
Elbert May 23 (see details) Sep 25 (see details)
Eldorado Springs May 9 (see details) Oct 1 (see details)
Elizabeth May 23 (see details) Sep 25 (see details)
Empire Jun 8 (see details) Sep 12 (see details)
Englewood May 7 (see details) Sep 30 (see details)
Erie May 16 (see details) Sep 23 (see details)
Estes Park Jun 4 (see details) Sep 15 (see details)
Evans May 5 (see details) Sep 30 (see details)
Evergreen Always a risk (see details) Always a risk (see details)
Fairplay Always a risk (see details) Always a risk (see details)
Firestone May 16 (see details) Sep 23 (see details)
Flagler May 15 (see details) Sep 29 (see details)
Fleming May 12 (see details) Sep 27 (see details)
Florence May 13 (see details) Oct 1 (see details)
Florissant May 21 (see details) Sep 24 (see details)
Fort Collins May 7 (see details) Sep 29 (see details)
Fort Garland Jun 16 (see details) Sep 10 (see details)
Fort Lupton May 9 (see details) Sep 29 (see details)
Fort Morgan May 10 (see details) Sep 28 (see details)
Fountain May 9 (see details) Sep 29 (see details)
Fowler May 3 (see details) Oct 6 (see details)
Franktown May 23 (see details) Sep 25 (see details)
Fraser Always a risk (see details) Always a risk (see details)
Frederick May 16 (see details) Sep 23 (see details)
Frisco Always a risk (see details) Always a risk (see details)
Fruita Apr 29 (see details) Oct 18 (see details)
Galeton May 19 (see details) Sep 19 (see details)
Gardner May 27 (see details) Sep 22 (see details)
Gateway May 3 (see details) Oct 11 (see details)
Genoa May 17 (see details) Sep 27 (see details)
Georgetown Jun 16 (see details) Sep 10 (see details)
Gilcrest May 5 (see details) Sep 30 (see details)
Gill May 19 (see details) Sep 19 (see details)
Glade Park May 29 (see details) Sep 26 (see details)
Glen Haven Jun 4 (see details) Sep 15 (see details)
Glenwood Springs May 22 (see details) Sep 27 (see details)
Golden May 7 (see details) Oct 3 (see details)
Granada May 5 (see details) Oct 1 (see details)
Granby Always a risk (see details) Always a risk (see details)
Grand Junction May 2 (see details) Oct 12 (see details)
Grand Lake Always a risk (see details) Always a risk (see details)
Granite Always a risk (see details) Always a risk (see details)
Grant Jun 16 (see details) Sep 6 (see details)
Greeley May 5 (see details) Sep 30 (see details)
Green Mountain Falls May 9 (see details) Sep 29 (see details)
Grover May 19 (see details) Sep 19 (see details)
Guffey May 13 (see details) Oct 1 (see details)
Gunnison Always a risk (see details) Always a risk (see details)
Gypsum May 28 (see details) Sep 22 (see details)
Hamilton Jun 1 (see details) Sep 17 (see details)
Hartman May 5 (see details) Oct 1 (see details)
Hartsel May 31 (see details) Sep 19 (see details)
Hasty Apr 30 (see details) Oct 5 (see details)
Haswell May 3 (see details) Oct 5 (see details)
Haxtun May 12 (see details) Sep 27 (see details)
Hayden Jun 6 (see details) Sep 16 (see details)
Henderson May 9 (see details) Sep 29 (see details)
Hereford May 19 (see details) Sep 20 (see details)
Hesperus Jun 14 (see details) Sep 18 (see details)
Hillrose May 10 (see details) Sep 30 (see details)
Hillside Jun 18 (see details) Sep 5 (see details)
Hoehne May 9 (see details) Sep 30 (see details)
Holly May 5 (see details) Oct 1 (see details)
Holyoke May 11 (see details) Sep 27 (see details)
Hooper Jun 14 (see details) Sep 10 (see details)
Hotchkiss May 11 (see details) Oct 6 (see details)
Hot Sulphur Springs Always a risk (see details) Always a risk (see details)
Howard Jun 5 (see details) Sep 13 (see details)
Hudson May 11 (see details) Sep 30 (see details)
Hugo May 28 (see details) Sep 20 (see details)
Idaho Springs Always a risk (see details) Always a risk (see details)
Idalia May 6 (see details) Sep 29 (see details)
Idledale May 11 (see details) Sep 29 (see details)
Ignacio Jun 6 (see details) Sep 22 (see details)
Iliff May 12 (see details) Sep 27 (see details)
Indian Hills May 11 (see details) Sep 29 (see details)
Jamestown May 9 (see details) Oct 1 (see details)
Jaroso May 28 (see details) Sep 20 (see details)
Jefferson Jun 16 (see details) Sep 6 (see details)
Joes May 8 (see details) Oct 1 (see details)
Johnstown May 15 (see details) Sep 23 (see details)
Julesburg May 10 (see details) Sep 29 (see details)
Karval May 7 (see details) Oct 1 (see details)
Keenesburg May 11 (see details) Sep 30 (see details)
Kersey May 5 (see details) Sep 30 (see details)
Kim May 6 (see details) Oct 1 (see details)
Kiowa May 23 (see details) Sep 25 (see details)
Kirk May 8 (see details) Oct 1 (see details)
Kit Carson May 12 (see details) Sep 28 (see details)
Kittredge May 7 (see details) Oct 3 (see details)
Kremmling Jun 17 (see details) Sep 3 (see details)
Lafayette May 6 (see details) Oct 1 (see details)
La Jara Jun 9 (see details) Sep 13 (see details)
La Junta May 1 (see details) Oct 6 (see details)
Lake City Jun 16 (see details) Sep 12 (see details)
Lake George May 21 (see details) Sep 24 (see details)
Lamar May 4 (see details) Oct 2 (see details)
Laporte May 5 (see details) Oct 1 (see details)
Larkspur May 13 (see details) Sep 25 (see details)
La Salle May 5 (see details) Sep 30 (see details)
Las Animas May 2 (see details) Oct 5 (see details)
La Veta May 27 (see details) Sep 22 (see details)
Leadville Always a risk (see details) Always a risk (see details)
Lewis May 24 (see details) Oct 2 (see details)
Limon May 28 (see details) Sep 20 (see details)
Lindon May 17 (see details) Sep 26 (see details)
Littleton May 7 (see details) Sep 30 (see details)
Livermore Jun 6 (see details) Sep 16 (see details)
Log Lane Village May 10 (see details) Sep 28 (see details)
Loma May 8 (see details) Oct 2 (see details)
Lone Tree May 10 (see details) Sep 30 (see details)
Longmont May 16 (see details) Sep 23 (see details)
Louisville May 9 (see details) Oct 1 (see details)
Louviers May 20 (see details) Sep 23 (see details)
Loveland May 11 (see details) Sep 30 (see details)
Lucerne May 5 (see details) Sep 30 (see details)
Lyons Jun 21 (see details) Sep 5 (see details)
Mack May 8 (see details) Oct 2 (see details)
Manassa Jun 9 (see details) Sep 13 (see details)
Mancos Jun 10 (see details) Sep 15 (see details)
Manitou Springs May 9 (see details) Sep 29 (see details)
Manzanola May 4 (see details) Oct 1 (see details)
Matheson May 17 (see details) Sep 26 (see details)
Maybell May 21 (see details) Sep 26 (see details)
McClave Apr 30 (see details) Oct 5 (see details)
McCoy Jun 19 (see details) Sep 7 (see details)
Mead May 16 (see details) Sep 23 (see details)
Meeker Jun 3 (see details) Sep 16 (see details)
Meredith Always a risk (see details) Always a risk (see details)
Merino May 5 (see details) Oct 1 (see details)
Mesa Apr 28 (see details) Oct 18 (see details)
Mesa Verde National Park May 17 (see details) Oct 6 (see details)
Milliken May 5 (see details) Sep 30 (see details)
Minturn Always a risk (see details) Always a risk (see details)
Model May 3 (see details) Oct 6 (see details)
Moffat May 25 (see details) Sep 24 (see details)
Molina May 25 (see details) Sep 26 (see details)
Monarch Jun 5 (see details) Sep 13 (see details)
Monte Vista Jun 14 (see details) Sep 9 (see details)
Montrose May 11 (see details) Oct 2 (see details)
Monument May 13 (see details) Sep 25 (see details)
Morrison May 7 (see details) Oct 3 (see details)
Mosca May 31 (see details) Sep 23 (see details)
Nathrop May 31 (see details) Sep 19 (see details)
Naturita May 10 (see details) Sep 29 (see details)
Nederland Jun 21 (see details) Sep 5 (see details)
New Castle May 20 (see details) Sep 28 (see details)
New Raymer May 14 (see details) Sep 26 (see details)
Niwot May 16 (see details) Sep 23 (see details)
Norwood Jun 7 (see details) Sep 20 (see details)
Nucla Jun 7 (see details) Sep 20 (see details)
Nunn May 17 (see details) Sep 25 (see details)
Oak Creek Jun 19 (see details) Sep 7 (see details)
Ohio City Always a risk (see details) Always a risk (see details)
Olathe May 10 (see details) Oct 1 (see details)
Olney Springs May 1 (see details) Oct 5 (see details)
Ophir Always a risk (see details) Always a risk (see details)
Orchard May 19 (see details) Sep 19 (see details)
Ordway May 7 (see details) Oct 1 (see details)
Otis May 12 (see details) Sep 28 (see details)
Ouray Jun 2 (see details) Sep 22 (see details)
Ovid May 12 (see details) Sep 27 (see details)
Padroni May 5 (see details) Oct 1 (see details)
Pagosa Springs Jun 21 (see details) Sep 12 (see details)
Palisade Apr 28 (see details) Oct 18 (see details)
Palmer Lake May 13 (see details) Sep 25 (see details)
Paoli May 11 (see details) Sep 27 (see details)
Paonia May 11 (see details) Oct 6 (see details)
Parachute May 23 (see details) Sep 23 (see details)
Paradox May 10 (see details) Sep 29 (see details)
Parker May 16 (see details) Sep 23 (see details)
Parlin Always a risk (see details) Always a risk (see details)
Parshall Always a risk (see details) Always a risk (see details)
Peetz May 11 (see details) Sep 28 (see details)
Penrose May 13 (see details) Oct 1 (see details)
Peyton May 9 (see details) Sep 29 (see details)
Phippsburg Jun 19 (see details) Sep 7 (see details)
Pierce May 17 (see details) Sep 25 (see details)
Pine Jun 23 (see details) Sep 3 (see details)
Pinecliffe May 9 (see details) Oct 1 (see details)
Pitkin May 31 (see details) Sep 19 (see details)
Placerville Always a risk (see details) Always a risk (see details)
Platteville May 5 (see details) Sep 30 (see details)
Pleasant View May 24 (see details) Oct 2 (see details)
Poncha Springs Jun 5 (see details) Sep 13 (see details)
Powderhorn Jun 16 (see details) Sep 12 (see details)
Pritchett May 6 (see details) Oct 2 (see details)
Pueblo May 2 (see details) Oct 6 (see details)
Ramah May 17 (see details) Sep 26 (see details)
Rand Always a risk (see details) Always a risk (see details)
Rangely May 21 (see details) Sep 26 (see details)
Red Cliff Always a risk (see details) Always a risk (see details)
Red Feather Lakes Jun 9 (see details) Sep 13 (see details)
Redvale Jun 7 (see details) Sep 20 (see details)
Rico Always a risk (see details) Always a risk (see details)
Ridgway Jun 19 (see details) Sep 8 (see details)
Rifle Always a risk (see details) Always a risk (see details)
Rockvale May 13 (see details) Oct 1 (see details)
Rocky Ford May 4 (see details) Oct 1 (see details)
Roggen May 15 (see details) Sep 26 (see details)
Rollinsville Always a risk (see details) Always a risk (see details)
Romeo Jun 9 (see details) Sep 13 (see details)
Rush May 14 (see details) Sep 25 (see details)
Rye May 14 (see details) Sep 30 (see details)
Saguache May 25 (see details) Sep 24 (see details)
Salida Jun 5 (see details) Sep 13 (see details)
Sanford Jun 9 (see details) Sep 13 (see details)
San Luis May 28 (see details) Sep 20 (see details)
Sargents May 25 (see details) Sep 24 (see details)
Sedalia May 21 (see details) Sep 24 (see details)
Sedgwick May 12 (see details) Sep 27 (see details)
Seibert May 15 (see details) Sep 29 (see details)
Severance May 7 (see details) Sep 29 (see details)
Shawnee Jun 16 (see details) Sep 6 (see details)
Sheridan Lake May 8 (see details) Oct 2 (see details)
Silt May 20 (see details) Sep 28 (see details)
Silver Plume Jun 16 (see details) Sep 10 (see details)
Silverthorne Jun 14 (see details) Sep 4 (see details)
Silverton Always a risk (see details) Always a risk (see details)
Simla May 17 (see details) Sep 26 (see details)
Slater Jun 6 (see details) Sep 16 (see details)
Snowmass Jun 9 (see details) Sep 15 (see details)
Snowmass Village Jun 9 (see details) Sep 15 (see details)
Snyder May 10 (see details) Sep 28 (see details)
Somerset Jun 15 (see details) Sep 11 (see details)
South Fork Jun 11 (see details) Sep 11 (see details)
Springfield May 6 (see details) Oct 2 (see details)
Steamboat Springs Always a risk (see details) Always a risk (see details)
Sterling May 5 (see details) Oct 1 (see details)
Stoneham May 14 (see details) Sep 26 (see details)
Strasburg May 15 (see details) Sep 26 (see details)
Stratton May 9 (see details) Oct 1 (see details)
Sugar City May 7 (see details) Oct 1 (see details)
Swink May 1 (see details) Oct 6 (see details)
Tabernash Always a risk (see details) Always a risk (see details)
Telluride Always a risk (see details) Always a risk (see details)
Thornton May 6 (see details) Oct 1 (see details)
Timnath May 7 (see details) Sep 29 (see details)
Toponas Jun 19 (see details) Sep 7 (see details)
Towaoc May 17 (see details) Oct 6 (see details)
Trinchera May 30 (see details) Sep 20 (see details)
Trinidad May 12 (see details) Sep 29 (see details)
Twin Lakes Always a risk (see details) Always a risk (see details)
Two Buttes May 2 (see details) Oct 5 (see details)
Usaf Academy May 9 (see details) Sep 29 (see details)
Vail Always a risk (see details) Always a risk (see details)
Vernon May 6 (see details) Sep 29 (see details)
Victor May 13 (see details) Oct 1 (see details)
Vilas May 2 (see details) Oct 5 (see details)
Villa Grove May 25 (see details) Sep 24 (see details)
Vona May 9 (see details) Oct 1 (see details)
Walden Always a risk (see details) Always a risk (see details)
Walsenburg May 13 (see details) Sep 27 (see details)
Walsh May 2 (see details) Oct 5 (see details)
Ward Jun 21 (see details) Sep 5 (see details)
Watkins May 11 (see details) Sep 30 (see details)
Weldona May 10 (see details) Sep 28 (see details)
Wellington Jun 6 (see details) Sep 16 (see details)
Westcliffe Jun 18 (see details) Sep 5 (see details)
Westminster May 6 (see details) Oct 1 (see details)
Weston May 28 (see details) Sep 20 (see details)
Wetmore May 14 (see details) Sep 30 (see details)
Wheat Ridge May 13 (see details) Sep 26 (see details)
Whitewater May 1 (see details) Oct 11 (see details)
Wiggins May 10 (see details) Sep 28 (see details)
Wild Horse May 12 (see details) Sep 28 (see details)
Wiley Apr 30 (see details) Oct 5 (see details)
Windsor May 7 (see details) Sep 29 (see details)
Winter Park Always a risk (see details) Always a risk (see details)
Wolcott May 28 (see details) Sep 22 (see details)
Woodland Park May 21 (see details) Sep 24 (see details)
Woodrow May 17 (see details) Sep 26 (see details)
Woody Creek Jun 9 (see details) Sep 15 (see details)
Wray May 6 (see details) Oct 2 (see details)
Yampa Jun 19 (see details) Sep 7 (see details)
Yellow Jacket May 24 (see details) Oct 2 (see details)
Yoder May 14 (see details) Sep 25 (see details)
Yuma May 5 (see details) Oct 4 (see details)

Zip Codes in Colorado

(View cities)

Zip Code City First Frost Last Frost
80002 Arvada Sep 26 May 13
80003 Arvada Sep 26 May 13
80004 Arvada Sep 26 May 13
80005 Arvada Sep 26 May 13
80007 Arvada Oct 3 May 7
80010 Aurora Sep 30 May 7
80011 Aurora Sep 30 May 7
80012 Aurora Sep 30 May 7
80013 Aurora Sep 29 May 11
80014 Aurora Sep 29 May 11
80015 Aurora Sep 29 May 11
80016 Aurora Sep 23 May 16
80017 Aurora Sep 29 May 11
80018 Aurora Sep 30 May 11
80019 Aurora Sep 30 May 11
80020 Broomfield Oct 1 May 6
80021 Broomfield Oct 1 May 6
80022 Commerce City Sep 29 May 9
80023 Broomfield Oct 1 May 6
80024 Dupont Sep 30 May 7
80025 Eldorado Springs Oct 1 May 9
80026 Lafayette Oct 1 May 6
80027 Louisville Oct 1 May 9
80030 Westminster Oct 1 May 6
80031 Westminster Oct 1 May 6
80033 Wheat Ridge Sep 26 May 13
80045 Aurora Sep 30 May 7
80101 Agate Sep 26 May 17
80102 Bennett Sep 30 May 11
80103 Byers Sep 26 May 15
80104 Castle Rock Sep 25 May 13
80105 Deer Trail Sep 26 May 15
80106 Elbert Sep 25 May 23
80107 Elizabeth Sep 25 May 23
80108 Castle Rock Sep 25 May 13
80109 Castle Rock Sep 25 May 13
80110 Englewood Sep 30 May 7
80111 Englewood Sep 29 May 11
80112 Englewood Sep 30 May 10
80113 Englewood Sep 30 May 7
80116 Franktown Sep 25 May 23
80117 Kiowa Sep 25 May 23
80118 Larkspur Sep 25 May 13
80120 Littleton Sep 30 May 7
80121 Littleton Sep 30 May 7
80122 Littleton Sep 30 May 7
80123 Littleton Oct 3 May 7
80124 Lone Tree Sep 30 May 10
80125 Littleton Sep 23 May 20
80126 Littleton Sep 30 May 7
80127 Littleton Sep 25 May 19
80128 Littleton Oct 3 May 7
80129 Littleton Sep 30 May 7
80130 Littleton Sep 30 May 10
80131 Louviers Sep 23 May 20
80132 Monument Sep 25 May 13
80133 Palmer Lake Sep 25 May 13
80134 Parker Sep 23 May 16
80135 Sedalia Sep 24 May 21
80136 Strasburg Sep 26 May 15
80137 Watkins Sep 30 May 11
80138 Parker Sep 28 May 15
80202 Denver Oct 5 May 4
80203 Denver Oct 5 May 4
80204 Denver Oct 5 May 4
80205 Denver Oct 5 May 4
80206 Denver Oct 5 May 4
80207 Denver Sep 30 May 7
80209 Denver Oct 5 May 4
80210 Denver Oct 5 May 4
80211 Denver Oct 5 May 4
80212 Denver Oct 5 May 4
80214 Denver Sep 29 May 11
80215 Denver Sep 29 May 11
80216 Denver Oct 5 May 4
80218 Denver Oct 5 May 4
80219 Denver Oct 5 May 4
80220 Denver Sep 30 May 7
80221 Denver Oct 1 May 6
80222 Denver Oct 5 May 4
80223 Denver Oct 5 May 4
80224 Denver Sep 30 May 7
80226 Denver Sep 29 May 11
80227 Denver Oct 3 May 7
80228 Denver Sep 29 May 11
80229 Denver Oct 1 May 6
80230 Denver Sep 30 May 7
80231 Denver Sep 29 May 11
80232 Denver Sep 29 May 11
80233 Denver Oct 1 May 6
80234 Denver Oct 1 May 6
80235 Denver Oct 3 May 7
80236 Denver Oct 3 May 7
80237 Denver Sep 29 May 11
80238 Denver Sep 30 May 7
80239 Denver Sep 30 May 7
80241 Thornton Oct 1 May 6
80246 Denver Oct 5 May 4
80247 Denver Sep 30 May 7
80249 Denver Sep 30 May 11
80260 Denver Oct 1 May 6
80264 Denver Oct 5 May 4
80266 Denver Sep 30 May 7
80290 Denver Oct 5 May 4
80293 Denver Oct 5 May 4
80294 Denver Oct 5 May 4
80301 Boulder Oct 1 May 9
80302 Boulder Oct 1 May 9
80303 Boulder Oct 1 May 9
80304 Boulder Oct 1 May 9
80305 Boulder Oct 1 May 9
80310 Boulder Oct 1 May 9
80401 Golden Oct 3 May 7
80403 Golden Oct 3 May 7
80419 Golden Sep 29 May 11
80420 Alma Always a risk Always a risk
80421 Bailey Sep 3 Jun 23
80422 Black Hawk Always a risk Always a risk
80423 Bond Sep 4 Jun 14
80424 Breckenridge Always a risk Always a risk
80425 Buffalo Creek Sep 24 May 21
80426 Burns Sep 22 May 28
80427 Central City Always a risk Always a risk
80428 Clark Always a risk Always a risk
80430 Coalmont Always a risk Always a risk
80432 Como Sep 6 Jun 16
80433 Conifer Sep 25 May 19
80434 Cowdrey Always a risk Always a risk
80435 Dillon Always a risk Always a risk
80436 Dumont Sep 12 Jun 8
80438 Empire Sep 12 Jun 8
80439 Evergreen Always a risk Always a risk
80440 Fairplay Always a risk Always a risk
80442 Fraser Always a risk Always a risk
80443 Frisco Always a risk Always a risk
80444 Georgetown Sep 10 Jun 16
80446 Granby Always a risk Always a risk
80447 Grand Lake Always a risk Always a risk
80448 Grant Sep 6 Jun 16
80449 Hartsel Sep 19 May 31
80451 Hot Sulphur Springs Always a risk Always a risk
80452 Idaho Springs Always a risk Always a risk
80453 Idledale Sep 29 May 11
80454 Indian Hills Sep 29 May 11
80455 Jamestown Oct 1 May 9
80456 Jefferson Sep 6 Jun 16
80457 Kittredge Oct 3 May 7
80459 Kremmling Sep 3 Jun 17
80461 Leadville Always a risk Always a risk
80463 McCoy Sep 7 Jun 19
80465 Morrison Oct 3 May 7
80466 Nederland Sep 5 Jun 21
80467 Oak Creek Sep 7 Jun 19
80468 Parshall Always a risk Always a risk
80469 Phippsburg Sep 7 Jun 19
80470 Pine Sep 3 Jun 23
80471 Pinecliffe Oct 1 May 9
80473 Rand Always a risk Always a risk
80474 Rollinsville Always a risk Always a risk
80475 Shawnee Sep 6 Jun 16
80476 Silver Plume Sep 10 Jun 16
80478 Tabernash Always a risk Always a risk
80479 Toponas Sep 7 Jun 19
80480 Walden Always a risk Always a risk
80481 Ward Sep 5 Jun 21
80482 Winter Park Always a risk Always a risk
80483 Yampa Sep 7 Jun 19
80487 Steamboat Springs Always a risk Always a risk
80498 Silverthorne Sep 4 Jun 14
80501 Longmont Sep 23 May 16
80503 Longmont Sep 23 May 16
80504 Longmont Sep 23 May 16
80510 Allenspark Sep 5 Jun 21
80512 Bellvue Always a risk Always a risk
80513 Berthoud Sep 23 May 15
80514 Dacono Sep 23 May 16
80515 Drake Sep 15 Jun 4
80516 Erie Sep 23 May 16
80517 Estes Park Sep 15 Jun 4
80520 Firestone Sep 23 May 16
80521 Fort Collins Oct 1 May 5
80524 Fort Collins Sep 29 May 7
80525 Fort Collins Sep 29 May 7
80526 Fort Collins Sep 23 May 15
80528 Fort Collins Sep 29 May 7
80530 Frederick Sep 23 May 16
80532 Glen Haven Sep 15 Jun 4
80534 Johnstown Sep 23 May 15
80535 Laporte Oct 1 May 5
80536 Livermore Sep 16 Jun 6
80537 Loveland Sep 30 May 11
80538 Loveland Sep 30 May 11
80540 Lyons Sep 5 Jun 21
80542 Mead Sep 23 May 16
80543 Milliken Sep 30 May 5
80544 Niwot Sep 23 May 16
80545 Red Feather Lakes Sep 13 Jun 9
80546 Severance Sep 29 May 7
80547 Timnath Sep 29 May 7
80549 Wellington Sep 16 Jun 6
80550 Windsor Sep 29 May 7
80601 Brighton Sep 29 May 9
80602 Brighton Sep 29 May 9
80603 Brighton Sep 29 May 9
80610 Ault Sep 25 May 17
80611 Briggsdale Sep 19 May 19
80612 Carr Sep 25 May 17
80615 Eaton Sep 30 May 5
80620 Evans Sep 30 May 5
80621 Fort Lupton Sep 29 May 9
80622 Galeton Sep 19 May 19
80623 Gilcrest Sep 30 May 5
80624 Gill Sep 19 May 19
80631 Greeley Sep 30 May 5
80634 Greeley Sep 30 May 5
80640 Henderson Sep 29 May 9
80642 Hudson Sep 30 May 11
80643 Keenesburg Sep 30 May 11
80644 Kersey Sep 30 May 5
80645 La Salle Sep 30 May 5
80646 Lucerne Sep 30 May 5
80648 Nunn Sep 25 May 17
80649 Orchard Sep 19 May 19
80650 Pierce Sep 25 May 17
80651 Platteville Sep 30 May 5
80652 Roggen Sep 26 May 15
80653 Weldona Sep 28 May 10
80654 Wiggins Sep 28 May 10
80701 Fort Morgan Sep 28 May 10
80705 Log Lane Village Sep 28 May 10
80720 Akron Sep 28 May 12
80721 Amherst Sep 27 May 11
80722 Atwood Oct 1 May 5
80723 Brush Sep 28 May 10
80726 Crook Sep 27 May 12
80727 Eckley Oct 4 May 5
80728 Fleming Sep 27 May 12
80729 Grover Sep 19 May 19
80731 Haxtun Sep 27 May 12
80732 Hereford Sep 20 May 19
80733 Hillrose Sep 30 May 10
80734 Holyoke Sep 27 May 11
80735 Idalia Sep 29 May 6
80736 Iliff Sep 27 May 12
80737 Julesburg Sep 29 May 10
80740 Lindon Sep 26 May 17
80741 Merino Oct 1 May 5
80742 New Raymer Sep 26 May 14
80743 Otis Sep 28 May 12
80744 Ovid Sep 27 May 12
80745 Padroni Oct 1 May 5
80746 Paoli Sep 27 May 11
80747 Peetz Sep 28 May 11
80749 Sedgwick Sep 27 May 12
80750 Snyder Sep 28 May 10
80751 Sterling Oct 1 May 5
80754 Stoneham Sep 26 May 14
80755 Vernon Sep 29 May 6
80757 Woodrow Sep 26 May 17
80758 Wray Oct 2 May 6
80759 Yuma Oct 4 May 5
80801 Anton Sep 26 May 14
80802 Arapahoe Oct 2 May 8
80804 Arriba Sep 27 May 17
80805 Bethune Oct 1 May 9
80807 Burlington Oct 1 May 9
80808 Calhan Sep 25 May 14
80809 Cascade Sep 29 May 9
80810 Cheyenne Wells Oct 2 May 8
80812 Cope Oct 1 May 8
80813 Cripple Creek Oct 1 May 13
80814 Divide Sep 24 May 21
80815 Flagler Sep 29 May 15
80816 Florissant Sep 24 May 21
80817 Fountain Sep 29 May 9
80818 Genoa Sep 27 May 17
80819 Green Mountain Falls Sep 29 May 9
80820 Guffey Oct 1 May 13
80821 Hugo Sep 20 May 28
80822 Joes Oct 1 May 8
80823 Karval Oct 1 May 7
80824 Kirk Oct 1 May 8
80825 Kit Carson Sep 28 May 12
80826 Limon Sep 20 May 28
80827 Lake George Sep 24 May 21
80828 Limon Sep 20 May 28
80829 Manitou Springs Sep 29 May 9
80830 Matheson Sep 26 May 17
80831 Peyton Sep 29 May 9
80832 Ramah Sep 26 May 17
80833 Rush Sep 25 May 14
80834 Seibert Sep 29 May 15
80835 Simla Sep 26 May 17
80836 Stratton Oct 1 May 9
80840 Usaf Academy Sep 29 May 9
80860 Victor Oct 1 May 13
80861 Vona Oct 1 May 9
80862 Wild Horse Sep 28 May 12
80863 Woodland Park Sep 24 May 21
80864 Yoder Sep 25 May 14
80902 Colorado Springs Sep 29 May 9
80903 Colorado Springs Sep 29 May 9
80904 Colorado Springs Sep 29 May 9
80905 Colorado Springs Sep 29 May 9
80906 Colorado Springs Sep 29 May 9
80907 Colorado Springs Sep 29 May 9
80908 Colorado Springs Sep 29 May 9
80909 Colorado Springs Sep 29 May 9
80910 Colorado Springs Sep 29 May 9
80911 Colorado Springs Sep 29 May 9
80913 Colorado Springs Sep 29 May 9
80914 Colorado Springs Sep 29 May 9
80915 Colorado Springs Sep 29 May 9
80916 Colorado Springs Sep 29 May 9
80917 Colorado Springs Sep 29 May 9
80918 Colorado Springs Sep 29 May 9
80919 Colorado Springs Sep 29 May 9
80920 Colorado Springs Sep 29 May 9
80921 Colorado Springs Sep 29 May 9
80922 Colorado Springs Sep 29 May 9
80923 Colorado Springs Sep 29 May 9
80924 Colorado Springs Sep 29 May 9
80925 Colorado Springs Sep 29 May 9
80926 Colorado Springs Sep 29 May 9
80927 Colorado Springs Sep 29 May 9
80928 Colorado Springs Sep 29 May 9
80929 Colorado Springs Sep 29 May 9
80930 Colorado Springs Sep 29 May 9
80938 Colorado Springs Sep 29 May 9
80939 Colorado Springs Sep 29 May 9
80951 Colorado Springs Sep 29 May 9
81001 Pueblo Sep 30 May 7
81003 Pueblo Oct 6 May 2
81004 Pueblo Oct 6 May 2
81005 Pueblo Oct 6 May 2
81006 Pueblo Sep 30 May 7
81007 Pueblo Oct 6 May 2
81008 Pueblo Sep 30 May 7
81019 Colorado City Sep 30 May 14
81020 Aguilar Sep 27 May 13
81021 Arlington Oct 3 May 4
81022 Avondale Sep 30 May 7
81023 Beulah Sep 30 May 14
81024 Boncarbo Sep 29 May 12
81025 Boone Oct 5 May 1
81027 Branson Oct 7 May 1
81029 Campo Oct 9 Apr 26
81030 Cheraw Oct 3 May 4
81033 Crowley Oct 1 May 4
81036 Eads Oct 5 May 3
81039 Fowler Oct 6 May 3
81040 Gardner Sep 22 May 27
81041 Granada Oct 1 May 5
81043 Hartman Oct 1 May 5
81044 Hasty Oct 5 Apr 30
81045 Haswell Oct 5 May 3
81046 Hoehne Sep 30 May 9
81047 Holly Oct 1 May 5
81049 Kim Oct 1 May 6
81050 La Junta Oct 6 May 1
81052 Lamar Oct 2 May 4
81054 Las Animas Oct 5 May 2
81055 La Veta Sep 22 May 27
81057 McClave Oct 5 Apr 30
81058 Manzanola Oct 1 May 4
81059 Model Oct 6 May 3
81062 Olney Springs Oct 5 May 1
81063 Ordway Oct 1 May 7
81064 Pritchett Oct 2 May 6
81067 Rocky Ford Oct 1 May 4
81069 Rye Sep 30 May 14
81071 Sheridan Lake Oct 2 May 8
81073 Springfield Oct 2 May 6
81076 Sugar City Oct 1 May 7
81077 Swink Oct 6 May 1
81081 Trinchera Sep 20 May 30
81082 Trinidad Sep 29 May 12
81084 Two Buttes Oct 5 May 2
81087 Vilas Oct 5 May 2
81089 Walsenburg Sep 27 May 13
81090 Walsh Oct 5 May 2
81091 Weston Sep 20 May 28
81092 Wiley Oct 5 Apr 30
81101 Alamosa Sep 10 Jun 14
81120 Antonito Sep 13 Jun 9
81121 Arboles Sep 22 Jun 6
81122 Bayfield Sep 20 Jun 8
81123 Blanca Sep 10 Jun 16
81124 Capulin Sep 13 Jun 9
81125 Center Sep 17 Jun 4
81126 Chama Sep 20 May 28
81128 Chromo Always a risk Always a risk
81129 Conejos Sep 13 Jun 9
81130 Creede Always a risk Always a risk
81131 Crestone Sep 23 May 31
81132 Del Norte Sep 11 Jun 11
81133 Fort Garland Sep 10 Jun 16
81136 Hooper Sep 10 Jun 14
81137 Ignacio Sep 22 Jun 6
81138 Jaroso Sep 20 May 28
81140 La Jara Sep 13 Jun 9
81141 Manassa Sep 13 Jun 9
81143 Moffat Sep 24 May 25
81144 Monte Vista Sep 9 Jun 14
81146 Mosca Sep 23 May 31
81147 Pagosa Springs Sep 12 Jun 21
81148 Romeo Sep 13 Jun 9
81149 Saguache Sep 24 May 25
81151 Sanford Sep 13 Jun 9
81152 San Luis Sep 20 May 28
81154 South Fork Sep 11 Jun 11
81155 Villa Grove Sep 24 May 25
81201 Salida Sep 13 Jun 5
81210 Almont Always a risk Always a risk
81211 Buena Vista Sep 19 May 31
81212 Canon City Oct 1 May 13
81220 Cimarron Sep 8 Jun 19
81221 Coal Creek Oct 1 May 13
81222 Coaldale Sep 13 Jun 5
81223 Cotopaxi Sep 5 Jun 18
81224 Crested Butte Always a risk Always a risk
81225 Crested Butte Always a risk Always a risk
81226 Florence Oct 1 May 13
81227 Monarch Sep 13 Jun 5
81228 Granite Always a risk Always a risk
81230 Gunnison Always a risk Always a risk
81232 Hillside Sep 5 Jun 18
81233 Howard Sep 13 Jun 5
81235 Lake City Sep 12 Jun 16
81236 Nathrop Sep 19 May 31
81237 Ohio City Always a risk Always a risk
81239 Parlin Always a risk Always a risk
81240 Penrose Oct 1 May 13
81241 Pitkin Sep 19 May 31
81242 Poncha Springs Sep 13 Jun 5
81243 Powderhorn Sep 12 Jun 16
81244 Rockvale Oct 1 May 13
81248 Sargents Sep 24 May 25
81251 Twin Lakes Always a risk Always a risk
81252 Westcliffe Sep 5 Jun 18
81253 Wetmore Sep 30 May 14
81301 Durango Sep 22 Jun 2
81303 Durango Sep 22 Jun 6
81320 Cahone Oct 2 May 24
81321 Cortez Sep 23 Jun 4
81323 Dolores Sep 15 Jun 10
81324 Dove Creek Oct 4 May 25
81325 Egnar Sep 21 Jun 8
81326 Hesperus Sep 18 Jun 14
81327 Lewis Oct 2 May 24
81328 Mancos Sep 15 Jun 10
81330 Mesa Verde National Park Oct 6 May 17
81331 Pleasant View Oct 2 May 24
81332 Rico Always a risk Always a risk
81334 Towaoc Oct 6 May 17
81335 Yellow Jacket Oct 2 May 24
81401 Montrose Oct 2 May 11
81403 Montrose Oct 2 May 11
81410 Austin Sep 22 May 29
81411 Bedrock Sep 29 May 10
81413 Cedaredge Oct 4 May 13
81415 Crawford Oct 6 May 11
81416 Delta Oct 2 May 6
81418 Eckert Sep 22 May 29
81419 Hotchkiss Oct 6 May 11
81422 Naturita Sep 29 May 10
81423 Norwood Sep 20 Jun 7
81424 Nucla Sep 20 Jun 7
81425 Olathe Oct 1 May 10
81426 Ophir Always a risk Always a risk
81427 Ouray Sep 22 Jun 2
81428 Paonia Oct 6 May 11
81429 Paradox Sep 29 May 10
81430 Placerville Always a risk Always a risk
81431 Redvale Sep 20 Jun 7
81432 Ridgway Sep 8 Jun 19
81433 Silverton Always a risk Always a risk
81434 Somerset Sep 11 Jun 15
81435 Telluride Always a risk Always a risk
81501 Grand Junction Oct 12 May 2
81503 Grand Junction Oct 11 May 1
81504 Grand Junction Oct 12 May 2
81505 Grand Junction Oct 12 May 2
81506 Grand Junction Oct 12 May 2
81507 Grand Junction Oct 18 Apr 29
81520 Clifton Oct 11 May 1
81521 Fruita Oct 18 Apr 29
81522 Gateway Oct 11 May 3
81523 Glade Park Sep 26 May 29
81524 Loma Oct 2 May 8
81525 Mack Oct 2 May 8
81526 Palisade Oct 18 Apr 28
81527 Whitewater Oct 11 May 1
81601 Glenwood Springs Sep 27 May 22
81610 Dinosaur Sep 26 May 23
81611 Aspen Sep 18 Jun 8
81612 Aspen Sep 18 Jun 8
81615 Snowmass Village Sep 15 Jun 9
81620 Avon Always a risk Always a risk
81621 Basalt Sep 15 Jun 9
81623 Carbondale Sep 11 Jun 15
81624 Collbran Sep 24 May 21
81625 Craig Sep 17 Jun 1
81630 De Beque Sep 19 Jun 6
81631 Eagle Sep 22 May 28
81632 Edwards Always a risk Always a risk
81633 Dinosaur Sep 26 May 21
81635 Parachute Sep 23 May 23
81637 Gypsum Sep 22 May 28
81638 Hamilton Sep 17 Jun 1
81639 Hayden Sep 16 Jun 6
81640 Maybell Sep 26 May 21
81641 Meeker Sep 16 Jun 3
81642 Meredith Always a risk Always a risk
81643 Mesa Oct 18 Apr 28
81645 Minturn Always a risk Always a risk
81646 Molina Sep 26 May 25
81647 New Castle Sep 28 May 20
81648 Rangely Sep 26 May 21
81649 Red Cliff Always a risk Always a risk
81650 Rifle Always a risk Always a risk
81652 Silt Sep 28 May 20
81653 Slater Sep 16 Jun 6
81654 Snowmass Sep 15 Jun 9
81655 Wolcott Sep 22 May 28
81656 Woody Creek Sep 15 Jun 9
81657 Vail Always a risk Always a risk