🌷 Your Ultimate Garden Calendar!

Weather Almanac: Boulder, WY 82923

🗓️ Historical norms for June 2026

May July
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
June avg. precipitation
🌧️ 1.33"
June days below freezing
📉 ≈6.3 days
Average June lows 36°F – 39°F
USDA Zone
4a
Annual extreme lows -30°F to -25°F
Last Spring Frost (36°F)
🌷 Always
View full details
First Fall Frost (36°F)
🍂 Always
View full details

Book Recommendations (ads!)

📚 Rocky Mountain Month-By-Month Gardening: What to Do Each Month to Have A Beautiful Garden All Year - Colorado, Idaho, Montana, Utah, Wyoming

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Mon. June 1  

🌅 5:42 a.m.

H: 58°F – 76°F

L: 28°F – 40°F

🌇 8:48 p.m.

Tue. June 2  

🌅 5:42 a.m.

H: 58°F – 77°F

L: 29°F – 41°F

🌇 8:49 p.m.

Wed. June 3  

🌅 5:41 a.m.

H: 59°F – 77°F

L: 29°F – 41°F

🌇 8:50 p.m.

Thu. June 4  

🌅 5:41 a.m.

H: 59°F – 77°F

L: 29°F – 41°F

🌇 8:51 p.m.

Fri. June 5  

🌅 5:40 a.m.

H: 59°F – 78°F

L: 29°F – 41°F

🌇 8:51 p.m.

Sat. June 6  

🌅 5:40 a.m.

H: 60°F – 78°F

L: 30°F – 42°F

🌇 8:52 p.m.

Sun. June 7  

🌅 5:40 a.m.

H: 60°F – 78°F

L: 30°F – 42°F

🌇 8:53 p.m.

Mon. June 8  

🌅 5:40 a.m.

H: 60°F – 78°F

L: 30°F – 42°F

🌇 8:53 p.m.

Tue. June 9  

🌅 5:39 a.m.

H: 61°F – 79°F

L: 30°F – 42°F

🌇 8:54 p.m.

Wed. June 10  

🌅 5:39 a.m.

H: 61°F – 79°F

L: 30°F – 42°F

🌇 8:54 p.m.

Thu. June 11  

🌅 5:39 a.m.

H: 62°F – 79°F

L: 31°F – 42°F

🌇 8:55 p.m.

Fri. June 12  

🌅 5:39 a.m.

H: 62°F – 79°F

L: 31°F – 42°F

🌇 8:55 p.m.

Sat. June 13  

🌅 5:39 a.m.

H: 62°F – 80°F

L: 31°F – 43°F

🌇 8:56 p.m.

Sun. June 14  

🌅 5:39 a.m.

H: 63°F – 80°F

L: 31°F – 43°F

🌇 8:56 p.m.

Mon. June 15  

🌅 5:39 a.m.

H: 63°F – 80°F

L: 31°F – 43°F

🌇 8:57 p.m.

Tue. June 16  

🌅 5:39 a.m.

H: 63°F – 80°F

L: 32°F – 43°F

🌇 8:57 p.m.

Wed. June 17  

🌅 5:39 a.m.

H: 64°F – 81°F

L: 32°F – 43°F

🌇 8:57 p.m.

Thu. June 18  

🌅 5:39 a.m.

H: 64°F – 81°F

L: 32°F – 43°F

🌇 8:58 p.m.

Fri. June 19 Juneteenth  

🌅 5:39 a.m.

H: 65°F – 81°F

L: 32°F – 44°F

🌇 8:58 p.m.

Sat. June 20  

🌅 5:39 a.m.

H: 65°F – 82°F

L: 32°F – 44°F

🌇 8:58 p.m.

Sun. June 21 Summer Solstice  

🌅 5:40 a.m.

H: 66°F – 82°F

L: 33°F – 44°F

🌇 8:58 p.m.

Mon. June 22  

🌅 5:40 a.m.

H: 66°F – 82°F

L: 33°F – 44°F

🌇 8:59 p.m.

Tue. June 23  

🌅 5:40 a.m.

H: 66°F – 82°F

L: 33°F – 44°F

🌇 8:59 p.m.

Wed. June 24  

🌅 5:40 a.m.

H: 67°F – 83°F

L: 33°F – 44°F

🌇 8:59 p.m.

Thu. June 25  

🌅 5:41 a.m.

H: 67°F – 83°F

L: 33°F – 44°F

🌇 8:59 p.m.

Fri. June 26  

🌅 5:41 a.m.

H: 68°F – 83°F

L: 34°F – 45°F

🌇 8:59 p.m.

Sat. June 27  

🌅 5:41 a.m.

H: 68°F – 83°F

L: 34°F – 45°F

🌇 8:59 p.m.

Sun. June 28  

🌅 5:42 a.m.

H: 69°F – 83°F

L: 34°F – 45°F

🌇 8:59 p.m.

Mon. June 29 🌕

🌅 5:42 a.m.

H: 69°F – 84°F

L: 34°F – 45°F

🌇 8:59 p.m.

Tue. June 30  

🌅 5:43 a.m.

H: 70°F – 84°F

L: 34°F – 45°F

🌇 8:59 p.m.

May July
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: BOULDER REARING STN (USC00480951)

Precipitation climatic data from weather station: BOULDER REARING STN (USC00480951)

Agricultural climatic data from weather station: BOULDER REARING STN (USC00480951)