Weather Almanac: Broomfield, CO 80021

🗓️ Historical norms for December 2025

November January

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

December avg. precipitation

🌧️ 0.56"

December days below freezing

📉 ≈29.1 days

Average December lows 14°F – 22°F

USDA Zone

6a

Annual extreme lows -10°F to -5°F

Last Spring Frost (36°F)

🌷 May 17

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First Fall Frost (36°F)

🍂 Sep 23

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F: Forecast

H: Normal High Temp

L: Normal Low Temp

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Mon. December 1

🌅 7:03 a.m.

H: 35°F – 63°F

L: 11°F – 30°F

🌇 4:35 p.m.

Tue. December 2

🌅 7:04 a.m.

H: 35°F – 62°F

L: 10°F – 30°F

🌇 4:35 p.m.

Wed. December 3

🌅 7:05 a.m.

H: 35°F – 62°F

L: 10°F – 29°F

🌇 4:35 p.m.

Thu. December 4

🌅 7:06 a.m.

H: 35°F – 62°F

L: 10°F – 29°F

🌇 4:35 p.m.

Fri. December 5

🌅 7:06 a.m.

H: 34°F – 61°F

L: 9°F – 29°F

🌇 4:35 p.m.

Sat. December 6

🌅 7:07 a.m.

H: 34°F – 61°F

L: 9°F – 29°F

🌇 4:35 p.m.

Sun. December 7

🌅 7:08 a.m.

H: 34°F – 61°F

L: 9°F – 29°F

🌇 4:35 p.m.

Mon. December 8

🌅 7:09 a.m.

H: 34°F – 61°F

L: 8°F – 29°F

🌇 4:35 p.m.

Tue. December 9

🌅 7:10 a.m.

H: 33°F – 60°F

L: 8°F – 29°F

🌇 4:35 p.m.

Wed. December 10

🌅 7:11 a.m.

H: 33°F – 60°F

L: 8°F – 28°F

🌇 4:35 p.m.

Thu. December 11

🌅 7:12 a.m.

H: 33°F – 60°F

L: 8°F – 28°F

🌇 4:35 p.m.

Fri. December 12

🌅 7:12 a.m.

H: 33°F – 60°F

L: 8°F – 28°F

🌇 4:35 p.m.

Sat. December 13

🌅 7:13 a.m.

H: 33°F – 60°F

L: 7°F – 28°F

🌇 4:35 p.m.

Sun. December 14

🌅 7:14 a.m.

H: 33°F – 60°F

L: 7°F – 28°F

🌇 4:36 p.m.

Mon. December 15

🌅 7:15 a.m.

H: 33°F – 60°F

L: 7°F – 28°F

🌇 4:36 p.m.

Tue. December 16

🌅 7:15 a.m.

H: 33°F – 60°F

L: 7°F – 28°F

🌇 4:36 p.m.

Wed. December 17

🌅 7:16 a.m.

H: 33°F – 59°F

L: 7°F – 28°F

🌇 4:37 p.m.

Thu. December 18

🌅 7:16 a.m.

H: 33°F – 59°F

L: 7°F – 28°F

🌇 4:37 p.m.

Fri. December 19

🌅 7:17 a.m.

H: 33°F – 59°F

L: 7°F – 28°F

🌇 4:38 p.m.

Sat. December 20

🌅 7:18 a.m.

H: 33°F – 59°F

L: 7°F – 28°F

🌇 4:38 p.m.

Sun. December 21 Winter Solstice

🌅 7:18 a.m.

H: 33°F – 59°F

L: 7°F – 28°F

🌇 4:38 p.m.

Mon. December 22

🌅 7:19 a.m.

H: 33°F – 59°F

L: 7°F – 28°F

🌇 4:39 p.m.

Tue. December 23

🌅 7:19 a.m.

H: 33°F – 60°F

L: 7°F – 28°F

🌇 4:40 p.m.

Wed. December 24 Christmas Eve

🌅 7:19 a.m.

H: 33°F – 60°F

L: 7°F – 28°F

🌇 4:40 p.m.

Thu. December 25 Christmas Day

🌅 7:20 a.m.

H: 34°F – 60°F

L: 7°F – 28°F

🌇 4:41 p.m.

Fri. December 26

🌅 7:20 a.m.

H: 34°F – 60°F

L: 7°F – 28°F

🌇 4:41 p.m.

Sat. December 27

🌅 7:20 a.m.

H: 34°F – 60°F

L: 7°F – 28°F

🌇 4:42 p.m.

Sun. December 28

🌅 7:21 a.m.

H: 34°F – 60°F

L: 8°F – 29°F

🌇 4:43 p.m.

Mon. December 29

🌅 7:21 a.m.

H: 34°F – 60°F

L: 8°F – 29°F

🌇 4:44 p.m.

Tue. December 30

🌅 7:21 a.m.

H: 34°F – 60°F

L: 8°F – 29°F

🌇 4:44 p.m.

Wed. December 31

🌅 7:21 a.m.

H: 34°F – 60°F

L: 8°F – 29°F

🌇 4:45 p.m.

November January

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

Temperature climatic data from weather station: NORTHGLENN (USC00055984)

Precipitation climatic data from weather station: NORTHGLENN (USC00055984)

Agricultural climatic data from weather station: NORTHGLENN (USC00055984)