Missoula (MT)
December
Weather in Missoula, Montana for December 2025
Your guide to Missoula weather in December - trends and predictions
Missoula typically experiences moderate snowfall in December, with an average of 6 snowy days.
In general, the average temperature in Missoula at the beginning of December is 2.3 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 1.6 °F by the end of December.
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Snow Forecast ❄️
Temperatures
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18
Dry days
7
Rainy days
6
Snow days
2°/-4°
Temperatures
7 km/h
Avg max wind
83 %
Avg humidity
Missoula Weather December
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Temperatures trend during December in Missoula
See the weather trend as well as the moving average line
December weather in Missoula day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Partly cloudy | 4° /-5° | 0 mm | 0 cm | |
| Dec. 2 |  Overcast | 2° /-8° | 0 mm | 0 cm | |
| Dec. 3 | Overcast | -1° /-8° | 0 mm | 0 cm | |
| Dec. 4 | Overcast | 4° /-6° | 0 mm | 0 cm | |
| Dec. 5 | Overcast | 1° /-5° | 0 mm | 0 cm | |
| Dec. 6 | Overcast | 1° /-5° | 0 mm | 0 cm | |
| Dec. 7 | Overcast | 5° /-2° | 2.6 mm | 0 cm | |
| Dec. 8 |  Moderate or heavy snow showers | 3° /-1° | 4.2 mm | 2.3 cm | |
| Dec. 9 |  Light freezing rain | 0° /-1° | 0.1 mm | 0 cm | |
| Dec. 10 | Partly cloudy | 2° /-4° | 0 mm | 0 cm | |
| Dec. 11 |  Moderate snow | 2° /-3° | 1.3 mm | 0.9 cm | |
| Dec. 12 | Overcast | 2° /-6° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 3° /-2° | 0 mm | 0 cm | |
| Dec. 14 | Light freezing rain | 5° /-1° | 0.2 mm | 0 cm | |
| Dec. 15 | Light freezing rain | 1° /-3° | 1.5 mm | 0 cm | |
| Dec. 16 |  Patchy moderate snow | -1° /-9° | 2.2 mm | 0.4 cm | |
| Dec. 17 | Overcast | 3° /-4° | 0.8 mm | 0 cm | |
| Dec. 18 |  Moderate rain at times | 5° /0° | 2.1 mm | 0 cm | |
| Dec. 19 |  Cloudy | 4° /-6° | 0 mm | 0 cm | |
| Dec. 20 | Overcast | 3° /-2° | 0 mm | 0 cm | |
| Dec. 21 |  Patchy rain possible | 5° /-2° | 1.2 mm | 0 cm | |
| Dec. 22 | Overcast | 4° /-1° | 0 mm | 0 cm | |
| Dec. 23 | Patchy moderate snow | 5° /-4° | 1.9 mm | 0.9 cm | |
| Dec. 24 | Overcast | 4° /-4° | 0.3 mm | 0 cm | |
| Dec. 25 | Cloudy | 1° /-3° | 0 mm | 0 cm | |
| Dec. 26 | Light freezing rain | 3° /-3° | 2.2 mm | 0 cm | |
| Dec. 27 | Light freezing rain | 2° /-4° | 2.1 mm | 0 cm | |
| Dec. 28 | Light freezing rain | 3° /-1° | 2.6 mm | 0 cm | |
| Dec. 29 | Moderate snow | 1° /-2° | 7.4 mm | 3 cm | |
| Dec. 30 | Light freezing rain | 1° /-2° | 3.9 mm | 0.7 cm | |
| Dec. 31 |  Freezing fog | 0° /-9° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Missoula 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 Missoula forecast closer to your planned date for the most up-to-date weather information.
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Missoula in December - FAQ
What are the expected maximum and minimum temperatures in Missoula during December?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Missoula during December?
In December, Missoula can expect light to moderate rainfall, totaling 36.6 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.
Will it snow in Missoula in December 2025?
Missoula experiences an average snowfall of 8.21 cm during December, occurring over 6 days.
What are the typical wind conditions in Missoula during December?
The average wind speed in Missoula during December is 7 km/h, suggesting breezy to windy conditions, depending on your activities.
Missoula snow forecast December 2025
Track daily snowfall levels and discover Missoula’s snowy potential this December ❄️
December rainfall patterns in Missoula
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