Wyoming (Yellowstone National Park)
December
Weather in Wyoming for December 2025
Your guide to Wyoming weather in December - trends and predictions
Wyoming typically experiences moderate snowfall in December, with an average of 8 snowy days.
In general, the average temperature in Wyoming at the beginning of December is 0.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of -4 °F by the end of December.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
More
23
Dry days
0
Rainy days
8
Snow days
-3°/-10°
Temperatures
19 km/h
Avg max wind
83 %
Avg humidity
Wyoming Weather December
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  0° | 2 1° | 3 2° | 4 2° | 5 1° | 6 0° | |
| 7 0° | 8  -4° | 9  -8° | 10  -8° | 11  -5° | 12 -4° | 13 -4° |
| 14 -3° | 15 -5° | 16 -7° | 17 -4° | 18 -2° | 19 -3° | 20 1° |
| 21  1° | 22 -3° | 23  -1° | 24 0° | 25 0° | 26 -4° | 27 -5° |
| 28 -4° | 29 0° | 30 -5° | 31 -10° |
You can click on date
Access Wyoming weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during December in Wyoming
See the weather trend as well as the moving average line
December weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Mist | 0° /-11° | 0 mm | 0 cm | |
| Dec. 2 | Mist | 1° /-11° | 0 mm | 0 cm | |
| Dec. 3 | Mist | 2° /-12° | 0 mm | 0 cm | |
| Dec. 4 | Mist | 2° /-10° | 0 mm | 0 cm | |
| Dec. 5 | Mist | 1° /-14° | 0 mm | 0 cm | |
| Dec. 6 | Mist | 0° /-17° | 0 mm | 0 cm | |
| Dec. 7 | Mist | 0° /-14° | 0 mm | 0 cm | |
| Dec. 8 | Moderate snow | -4° /-10° | 5.4 mm | 3.9 cm | |
| Dec. 9 | Overcast | -8° /-12° | 0 mm | 0 cm | |
| Dec. 10 | Cloudy | -8° /-13° | 0 mm | 0 cm | |
| Dec. 11 | Patchy heavy snow | -5° /-12° | 1.1 mm | 0.7 cm | |
| Dec. 12 | Overcast | -4° /-12° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | -4° /-11° | 0 mm | 0 cm | |
| Dec. 14 | Overcast | -3° /-7° | 9.6 mm | 7 cm | |
| Dec. 15 | Overcast | -5° /-12° | 0 mm | 0 cm | |
| Dec. 16 | Overcast | -7° /-13° | 0 mm | 0 cm | |
| Dec. 17 | Overcast | -4° /-9° | 9.3 mm | 6.7 cm | |
| Dec. 18 | Overcast | -2° /-6° | 0 mm | 0 cm | |
| Dec. 19 | Overcast | -3° /-14° | 0 mm | 0 cm | |
| Dec. 20 | Cloudy | 1° /-11° | 0 mm | 0 cm | |
| Dec. 21 | Partly cloudy | 1° /-11° | 0 mm | 0 cm | |
| Dec. 22 | Overcast | -3° /-5° | 0 mm | 0 cm | |
| Dec. 23 | Thundery outbreaks possible | -1° /-5° | 0 mm | 0 cm | |
| Dec. 24 | Overcast | 0° /-6° | 3.8 mm | 2.8 cm | |
| Dec. 25 | Mist | 0° /-5° | 0 mm | 0 cm | |
| Dec. 26 | Overcast | -4° /-8° | 0 mm | 0 cm | |
| Dec. 27 | Overcast | -5° /-9° | 0 mm | 0 cm | |
| Dec. 28 | Moderate snow | -4° /-7° | 10.1 mm | 7.3 cm | |
| Dec. 29 | Moderate snow | 0° /-7° | 5.1 mm | 3.7 cm | |
| Dec. 30 | Overcast | -5° /-11° | 9.7 mm | 7 cm | |
| Dec. 31 | Overcast | -10° /-15° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Wyoming in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Wyoming forecast closer to your planned date for the most up-to-date weather information.
Wyoming in December - FAQ
What are the expected maximum and minimum temperatures in Wyoming during December?
Brace for cold days with temperatures not exceeding -3° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Wyoming during December?
Moderate rainfall is anticipated in Wyoming during December, with a total of 54.2 mm spread over approximately 0 days. Considering plans for rainy days is advisable.
Will it snow in Wyoming in December 2025?
Wyoming experiences an average snowfall of 39.06 cm during December, occurring over 8 days.
What are the typical wind conditions in Wyoming during December?
The average wind speed in Wyoming during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Wyoming snow forecast December 2025
Track daily snowfall levels and discover Wyoming’s snowy potential this December ❄️
December rainfall patterns in Wyoming
Explore the daily rainfall trends and prepare for Wyomings December weather 💧
Provinces in Wyoming
Select a province for an accurate weather forecast
Top locations in Wyoming
Select a location for an accurate weather forecast
More Locations Quick links
You are here
Where is Wyoming?Get accurate weather forecasts for Wyoming, located at latitude 44.428 and longitude -110.588. Stay updated with localized weather information tailored for Wyoming.
Found a mistake?
We appreciate your attention to details. Tell us here.