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Weather in Missoula County, Montana for January 2026

Your guide to Missoula County weather in January - trends and predictions

    Snow Forecast ❄️

  • With an average of 5 snowy days, Missoula County usually enjoys a light touch of snow in January.
    According to Missoula County snow forecast for January 2026, 3 snowy days are expected until the end of the month. The closest date with snow is Thursday, January 22.

    • Temperatures

  • So far, January 2026 in Missoula County is slightly warmer than the historical average by 0.7 °F.

  • The forecast for the next days in Missoula County predicts temperatures to be around 4 °F, close to the historical average.

  • In general, the average temperature in Missoula County at the beginning of January is 1.6 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 4.4 °F by the end of January.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
20
Dry days
Average rainy days
6
Rainy days
Average snowy days
5
Snow days
Average temperatures
-1°/-10°
Temperatures
Average wind speed
5 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Missoula County Weather January

Move between months or click on a day
December
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Light freezing rain
0°
2
Light freezing rain
3°
3
Moderate or heavy snow showers
2°
4
Heavy rain at times
4°
5
Light freezing rain
2°
6
Overcast
0°
7
Overcast
0°
8
Patchy moderate snow
0°
9
Overcast
0°
10
Light freezing rain
2°
11
Light freezing rain
2°
12
Light freezing rain
3°
13
Overcast
3°
14
Cloudy
0°
15
Overcast
0°
16
Overcast
3°
17
Moderate snow
1°
18
Overcast
-6°
19
Mist
3°
20
Overcast
3°
21
Partly cloudy
4°
22
Patchy rain possible
4°
23
Partly cloudy
3°
24
Overcast
3°
25
Light freezing rain
4°
26
Patchy rain possible
5°
27
Partly cloudy
6°
28
Partly cloudy
6°
29
Partly cloudy
7°
30
Cloudy
-1°
31
Mist
4°

Temperatures trend during January in Missoula County

See the weather trend as well as the moving average line

January weather in Missoula County day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
Jan. 1 Light freezing rain
Light freezing rain
 0° /-10° 0.8 mm 0 cm
Jan. 2 Light freezing rain
Light freezing rain
 3° /-5° 5.1 mm 1.4 cm
Jan. 3 Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /-3° 6.2 mm 3.4 cm
Jan. 4 Heavy rain at times
Heavy rain at times
 4° /-3° 4.4 mm 1.4 cm
Jan. 5 Light freezing rain
Light freezing rain
 2° /-3° 11.6 mm 5.9 cm
Jan. 6 Overcast
Overcast
 0° /-5° 0 mm 0 cm
Jan. 7 Overcast
Overcast
 0° /-7° 0 mm 0 cm
Jan. 8 Patchy moderate snow
Patchy moderate snow
 0° /-9° 2.4 mm 1.6 cm
Jan. 9 Overcast
Overcast
 0° /-5° 0 mm 0 cm
Jan. 10 Light freezing rain
Light freezing rain
 2° /-8° 0.9 mm 0.3 cm
Jan. 11 Light freezing rain
Light freezing rain
 2° /-4° 0.5 mm 0 cm
Jan. 12 Light freezing rain
Light freezing rain
 3° /-4° 0.1 mm 0 cm
Jan. 13 Overcast
Overcast
 3° /-3° 0 mm 0 cm
Jan. 14 Cloudy
Cloudy
 0° /-10° 0 mm 0 cm
Jan. 15 Overcast
Overcast
 0° /-7° 0 mm 0 cm
Jan. 16 Overcast
Overcast
 3° /-6° 0.2 mm 0 cm
Jan. 17 Moderate snow
Moderate snow
 1° /-11° 1 mm 0.4 cm
Jan. 18 Overcast
Overcast
 -6° /-12° 0 mm 0 cm
Jan. 19 Mist
Mist
 3° /-8° 0 mm 0 cm
Jan. 20 Overcast
Overcast
 3° /-7° 0 mm 0 cm
Jan. 21 Partly cloudy
Partly cloudy
 4° /-5° 0 mm 0 cm
Jan. 22 Patchy rain possible
Patchy rain possible
 4° /-4° 0.4 mm 0.1 cm
Jan. 23 Partly cloudy
Partly cloudy
 3° /-5° 0 mm 0 cm
Jan. 24 Overcast
Overcast
 3° /-5° 0.1 mm 0 cm
Jan. 25 Light freezing rain
Light freezing rain
 4° /-5° 0.2 mm 0 cm
Jan. 26 Patchy rain possible
Patchy rain possible
 5° /-4° 0.7 mm 0.4 cm
Jan. 27 Partly cloudy
Partly cloudy
 6° /-4° 0.1 mm 0.1 cm
Jan. 28 Partly cloudy
Partly cloudy
 6° /-3° 0.1 mm 0 cm
Jan. 29 Partly cloudy
Partly cloudy
 7° /-3° 0 mm 0 cm
Jan. 30 Cloudy
Cloudy
 -1° /-2° 0 mm 0 cm
Jan. 31 Mist
Mist
 4° /-6° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Missoula County in January 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 County forecast closer to your planned date for the most up-to-date weather information.
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Missoula County in January - FAQ

What are the expected maximum and minimum temperatures in Missoula County during January?

Brace for cold days with temperatures not exceeding -1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Missoula County during January?

In January, Missoula County can expect light to moderate rainfall, totaling 34.5 mm across approximately 6 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Missoula County in January 2026?

Missoula County experiences an average snowfall of 11.95 cm during January, occurring over 5 days.

What are the typical wind conditions in Missoula County during January?

The average wind speed in Missoula County during January is 5 km/h, suggesting breezy to windy conditions, depending on your activities.

Missoula County snow forecast January 2026

Track daily snowfall levels and discover Missoula County’s snowy potential this January ❄️
On average, Missoula County sees 5 snowy days during January, with approximately 12 cm of total snowfall.

January rainfall patterns in Missoula County

Explore the daily rainfall trends and prepare for Missoula Countys January weather 💧
Typically, Missoula County has 6 rainy days in January with a total of 34.5 mm of rainfall.
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Location coordinates Where is Missoula County?

Get accurate weather forecasts for Missoula County, located at latitude 46.872 and longitude -113.994. Stay updated with localized weather information tailored for Missoula County.

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