December
Weather in Wyoming for December 2025
Your guide to Wyoming weather in December - trends and predictions
In general, the average temperature in Wyoming at the beginning of December is 10.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 4.3 °F by the end of December.
Precipitation in Wyoming during December is a rare event, with an average of fewer than 2 rainy days.
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Temperatures
Rain 🌧️
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31
Dry days
0
Rainy days
0
Snow days
7°/-2°
Temperatures
39 km/h
Avg max wind
53 %
Avg humidity
Wyoming in December average weather
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  7° | 2 10° | 3 12° | 4 11° | 5 11° | 6 11° | |
| 7 11° | 8  8° | 9  -1° | 10 0° | 11 6° | 12 5° | 13 5° |
| 14 8° | 15 6° | 16  5° | 17 5° | 18 6° | 19 8° | 20 9° |
| 21 14° | 22 9° | 23 7° | 24 8° | 25 6° | 26 5° | 27 3° |
| 28 3° | 29 10° | 30 4° | 31 -1° |
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Temperatures trend during December in Wyoming
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 | Sunny | 7° /-2° | 0 mm | 3 | |
| Dec. 2 | Sunny | 10° /-3° | 0 mm | 4 | |
| Dec. 3 | Sunny | 12° /-1° | 0 mm | 4 | |
| Dec. 4 | Sunny | 11° /0° | 0 mm | 4 | |
| Dec. 5 | Sunny | 11° /-1° | 0 mm | 4 | |
| Dec. 6 | Sunny | 11° /-1° | 0 mm | 4 | |
| Dec. 7 | Sunny | 11° /-2° | 0 mm | 4 | |
| Dec. 8 | Overcast | 8° /-2° | 0 mm | 2 | |
| Dec. 9 | Partly cloudy | -1° /-6° | 0 mm | 2 | |
| Dec. 10 | Sunny | 0° /-7° | 0 mm | 2 | |
| Dec. 11 | Partly cloudy | 6° /-4° | 0 mm | 3 | |
| Dec. 12 | Overcast | 5° /-1° | 0 mm | 2 | |
| Dec. 13 | Overcast | 5° /-2° | 0 mm | 2 | |
| Dec. 14 | Sunny | 8° /-2° | 0 mm | 3 | |
| Dec. 15 | Sunny | 6° /-2° | 0 mm | 3 | |
| Dec. 16 | Cloudy | 5° /-6° | 0 mm | 2 | |
| Dec. 17 | Partly cloudy | 5° /-2° | 0 mm | 3 | |
| Dec. 18 | Cloudy | 6° /-3° | 0 mm | 2 | |
| Dec. 19 | Sunny | 8° /-2° | 0 mm | 3 | |
| Dec. 20 | Overcast | 9° /-3° | 0 mm | 2 | |
| Dec. 21 | Sunny | 14° /0° | 0 mm | 4 | |
| Dec. 22 | Overcast | 9° /4° | 0 mm | 2 | |
| Dec. 23 | Overcast | 7° /0° | 0 mm | 2 | |
| Dec. 24 | Overcast | 8° /0° | 0 mm | 2 | |
| Dec. 25 | Overcast | 6° /-2° | 0 mm | 2 | |
| Dec. 26 | Cloudy | 5° /-2° | 0 mm | 2 | |
| Dec. 27 | Overcast | 3° /0° | 0 mm | 1 | |
| Dec. 28 | Overcast | 3° /-1° | 0 mm | 1 | |
| Dec. 29 | Partly cloudy | 10° /-1° | 0 mm | 4 | |
| Dec. 30 | Sunny | 4° /-3° | 0 mm | 2 | |
| Dec. 31 | Overcast | -1° /-5° | 0 mm | 1 | |
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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?
Prepare for cooler days with highs just around 7° and colder nights, dipping below -2°.
How much rainfall should be expected in Wyoming during December?
Rainfall in Wyoming during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
Will it snow in Wyoming in December 2025?
Wyoming typically sees 0 cm of snowfall during December.
What are the typical wind conditions in Wyoming during December?
The average wind speed in Wyoming during December is 39 km/h, suggesting breezy to windy conditions, depending on your activities.
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