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Missoula

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Missoula Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Missoula year round climate

  • Spring (March–May): Average 37–54°F, climate gradually transitions from cold to warm, rainfall increases, May is the peak of the rainy season. Common activities: flower viewing, hiking. Recommended clothing: warm jacket, layered clothing.
  • Summer (June–August): Average 61–72°F, warm and dry climate, less rainfall, abundant sunshine. Common activities: camping, fishing, rafting. Recommended clothing: light and breathable clothing, hat, sunscreen.
  • Autumn (September–November): Average 48–61°F, cool climate, moderate rainfall, leaves changing color. Common activities: fall foliage viewing, hiking, picking. Recommended clothing: warm jacket, long-sleeved clothing.
  • Winter (December–February): Average -5.1–-35.1°F, cold climate, moderate snowfall, temperatures below freezing. Common activities: skiing, snowshoeing. Recommended clothing: warm jacket, hat, gloves, scarf, snow boots.

Missoula climatological average

Annual average temperature: approx. 46.9°F / Annual rainfall: approx. 302 mm / Summer humidity: 60%–70% / Rainiest month: May

Missoula monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
22.8°F
25.7
February
28.9°F
20
March
37.9°F
13.7
April
43.7°F
25
May
54.9°F
49.7
June
61.9°F
42.7
July
72.9°F
7.3
August
70.9°F
25.7
September
61.5°F
35.3
October
48.2°F
12.3
November
32°F
24
December
28°F
20.7

Missoula weather for the next seven days

5/3
Sunday
Sunny
75.2°F/45.7°F
5/4
Monday
Sunny
62.6°F/37.3°F
5/5
Tuesday
Sunny
62.7°F/38.3°F
5/6
Wednesday
Patchy rain nearby
66.3°F/33.4°F
5/7
Thursday
Sunny
68°F/40.3°F
5/8
Friday
Sunny
69.9°F/39.6°F
5/9
Saturday
Patchy rain nearby
51.6°F/34°F