Missoula Weather Year-Round — Best Time to Visit
Missoula, United States has cool weather year-round. The best time to visit is July (score: 96/100). Annual average high: 13.7°C, total rainfall: 485mm.
When is the best time to visit Missoula?
96
July is the best month to visit Missoula with a travel score of 96/100 (Excellent).
Expect highs of 29.6°C, 3 rain days, and 14.2 hours of daily sunshine.
View July weather details →Travel Score by Month
42
Jan
49
Feb
59
Mar
67
Apr
76
May
84
Jun
96
Jul
96
Aug
88
Sep
69
Oct
52
Nov
41
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Missoula each month?
13.7°C
Avg High
3°C
Avg Low
485mm
Annual Rain
How much rain does Missoula get?
Missoula receives 485mm of rain annually. The wettest month is typically May with 56mm, while July is the driest.
What is the weather like each month in Missoula?
January
42
1°C
Low: -7°C
10 rain days
Mixed
February
49
3°C
Low: -6°C
10 rain days
Mixed
March
59
7°C
Low: -2°C
10 rain days
Mixed
April
67
12°C
Low: 1°C
10 rain days
Good
May
76
18°C
Low: 6°C
10 rain days
Good
June
84
22°C
Low: 10°C
9 rain days
Excellent
July
Best time to visit96
30°C
Low: 15°C
3 rain days
Excellent
August
96
29°C
Low: 15°C
3 rain days
Excellent
September
88
23°C
Low: 10°C
5 rain days
Excellent
October
69
14°C
Low: 3°C
8 rain days
Good
November
52
6°C
Low: -2°C
9 rain days
Mixed
December
41
1°C
Low: -7°C
10 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31