World Resorts USA Missoula Weather

Missoula weather in May

Weather in Missoula: May

Average day temperature: 61.2°F
Average night temperature: 41.8°F
Number of sunny days: 9 days
Day length: 14.4 - 15.6 hours
Number of rainy days: 2 days
Precipitation totals: 1.1 in.

Air temperature in May, °F

Show year:
2025
2024
2023

The highest day temperature during May of 2025 was 86°F. At the same time the lowest night temperature was 36°F. Daily and nightly averages during May were 64.5°F and 47.2°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in May is almost equal.

Precipitation total in May, in.

Precipitation total value in Missoula in May is 1.1 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 4.1 mph It makes May one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 8.0.

Best time for vacation in Missoula

Sunniest months:
July 25 days
August 23 days
September 19 days
Warmest months:
July 84.0 °F
August 81.3 °F
September 72.9 °F
Coldest months:
January 30.6 °F
February 31.6 °F
December 32.5 °F
Rainiest months:
June 2 days
August 2 days
May 2 days
Windiest months:
April 4.2 mph
May 4.1 mph
June 4.1 mph

Missoula on a weather map

Missoula
+34°F
NE 2 mph
Feels like: +32°F
Precip.: 100%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
Missoula
Local time: 21:54
December 05, friday
0000
32°F
E
1 mph
0300
32°F
SE
1 mph
0600
32°F
NE
1 mph
0900
32°F
N
2 mph
1200
36°F
N
4 mph
1500
36°F
N
3 mph
1800
36°F
N
3 mph
2100
37°F
N
2 mph
Units of measurement: °C / °F