Weather Almanac: Yellowstone National Park, WY 82190

🗓️ Historical norms for December 2025

December avg. precipitation
🌧️ 1.50"
December days below freezing
📉 ≈30.9 days
Average December lows ≈3.4°F
USDA Zone
4b
Annual extreme lows -25°F to -20°F
Last Spring Frost (36°F)
🌷 Always
First Fall Frost (36°F)
🍂 Always
Mon. December 1  

🌅 7:39 a.m.

H: ≈26.0°F

L: ≈6.2°F

🌇 4:43 p.m.

Tue. December 2  

🌅 7:40 a.m.

H: ≈25.7°F

L: ≈5.9°F

🌇 4:42 p.m.

Wed. December 3  

🌅 7:41 a.m.

H: ≈25.4°F

L: ≈5.7°F

🌇 4:42 p.m.

Thu. December 4 🌕

🌅 7:42 a.m.

H: ≈25.1°F

L: ≈5.4°F

🌇 4:42 p.m.

Fri. December 5  

🌅 7:43 a.m.

H: ≈24.9°F

L: ≈5.1°F

🌇 4:42 p.m.

Sat. December 6  

🌅 7:44 a.m.

H: ≈24.7°F

L: ≈4.9°F

🌇 4:42 p.m.

Sun. December 7  

🌅 7:45 a.m.

H: ≈24.5°F

L: ≈4.6°F

🌇 4:41 p.m.

Mon. December 8  

🌅 7:46 a.m.

H: ≈24.3°F

L: ≈4.4°F

🌇 4:41 p.m.

Tue. December 9  

🌅 7:47 a.m.

H: ≈24.1°F

L: ≈4.2°F

🌇 4:41 p.m.

Wed. December 10  

🌅 7:48 a.m.

H: ≈24.0°F

L: ≈4.0°F

🌇 4:41 p.m.

Thu. December 11 🌗

🌅 7:49 a.m.

H: ≈23.8°F

L: ≈3.8°F

🌇 4:41 p.m.

Fri. December 12  

🌅 7:49 a.m.

H: ≈23.7°F

L: ≈3.6°F

🌇 4:42 p.m.

Sat. December 13  

🌅 7:50 a.m.

H: ≈23.6°F

L: ≈3.5°F

🌇 4:42 p.m.

Sun. December 14  

🌅 7:51 a.m.

H: ≈23.5°F

L: ≈3.3°F

🌇 4:42 p.m.

Mon. December 15  

🌅 7:52 a.m.

H: ≈23.5°F

L: ≈3.2°F

🌇 4:42 p.m.

Tue. December 16  

🌅 7:52 a.m.

H: ≈23.4°F

L: ≈3.0°F

🌇 4:42 p.m.

Wed. December 17  

🌅 7:53 a.m.

H: ≈23.4°F

L: ≈2.9°F

🌇 4:43 p.m.

Thu. December 18  

🌅 7:54 a.m.

H: ≈23.4°F

L: ≈2.8°F

🌇 4:43 p.m.

Fri. December 19 🌑

🌅 7:54 a.m.

H: ≈23.4°F

L: ≈2.7°F

🌇 4:44 p.m.

Sat. December 20  

🌅 7:55 a.m.

H: ≈23.4°F

L: ≈2.6°F

🌇 4:44 p.m.

Sun. December 21 Winter Solstice  

🌅 7:55 a.m.

H: ≈23.4°F

L: ≈2.5°F

🌇 4:44 p.m.

Mon. December 22  

🌅 7:56 a.m.

H: ≈23.5°F

L: ≈2.4°F

🌇 4:45 p.m.

Tue. December 23  

🌅 7:56 a.m.

H: ≈23.5°F

L: ≈2.3°F

🌇 4:46 p.m.

Wed. December 24 Christmas Eve  

🌅 7:57 a.m.

H: ≈23.5°F

L: ≈2.3°F

🌇 4:46 p.m.

Thu. December 25 Christmas Day  

🌅 7:57 a.m.

H: ≈23.6°F

L: ≈2.2°F

🌇 4:47 p.m.

Fri. December 26  

🌅 7:57 a.m.

H: ≈23.6°F

L: ≈2.1°F

🌇 4:48 p.m.

Sat. December 27 🌓

🌅 7:58 a.m.

H: ≈23.7°F

L: ≈2.1°F

🌇 4:48 p.m.

Sun. December 28  

🌅 7:58 a.m.

H: ≈23.7°F

L: ≈2.0°F

🌇 4:49 p.m.

Mon. December 29  

🌅 7:58 a.m.

H: ≈23.8°F

L: ≈2.0°F

🌇 4:50 p.m.

Tue. December 30  

🌅 7:58 a.m.

H: ≈23.9°F

L: ≈1.9°F

🌇 4:51 p.m.

Wed. December 31  

🌅 7:58 a.m.

H: ≈23.9°F

L: ≈1.8°F

🌇 4:52 p.m.


Temperature climatic data from weather station: YELLOWSTONE LAKE (USW00094173)

Precipitation climatic data from weather station: YELLOWSTONE LAKE (USW00094173)

Agricultural climatic data from weather station: LAKE YELLOWSTONE (USC00485345)