Missoula, MT 14-Day Forecast
Montana, United States 🇺🇸
45°
Cloudy right now
Today: high 70°, low 39°
Updated 10 min ago
Missoula weather for the next 14 days
Thursday, September 17
Sunny High 78° Low 43°Precipitation
36%
· 0.02 in
Max wind
6 mph
Humidity
64%
UV index
5 - Moderate
Sunrise / sunset
07:16 AM / 07:44 PM
Friday, September 18
Sunny High 70° Low 47°Precipitation
57%
· 0.05 in
Max wind
6 mph
Humidity
74%
UV index
3 - Moderate
Sunrise / sunset
07:17 AM / 07:42 PM
Saturday, September 19
Sunny High 73° Low 45°Precipitation
4%
· 0.0 in
Max wind
5 mph
Humidity
62%
UV index
5 - Moderate
Sunrise / sunset
07:19 AM / 07:40 PM
Sunday, September 20
Sunny High 75° Low 45°Precipitation
2%
· 0.0 in
Max wind
3 mph
Humidity
49%
UV index
6 - High
Sunrise / sunset
07:20 AM / 07:38 PM
Monday, September 21
Sunny High 76° Low 46°Precipitation
2%
· 0.0 in
Max wind
4 mph
Humidity
41%
UV index
6 - High
Sunrise / sunset
07:21 AM / 07:36 PM
Tuesday, September 22
Sunny High 72° Low 48°Precipitation
4%
· 0.0 in
Max wind
10 mph
Humidity
41%
UV index
6 - High
Sunrise / sunset
07:22 AM / 07:34 PM
Wednesday, September 23
Sunny High 71° Low 42°Precipitation
2%
· 0.0 in
Max wind
4 mph
Humidity
42%
UV index
6 - High
Sunrise / sunset
07:24 AM / 07:32 PM
Thursday, September 24
Sunny High 80° Low 45°Precipitation
1%
· 0.0 in
Max wind
5 mph
Humidity
38%
UV index
7 - High
Sunrise / sunset
07:25 AM / 07:30 PM
Friday, September 25
Sunny High 83° Low 50°Precipitation
4%
· 0.0 in
Max wind
5 mph
Humidity
36%
UV index
6 - High
Sunrise / sunset
07:26 AM / 07:28 PM
Saturday, September 26
Light rain shower High 60° Low 45°Precipitation
87%
· 0.44 in
Max wind
6 mph
Humidity
79%
UV index
3 - Moderate
Sunrise / sunset
07:28 AM / 07:26 PM
Sunday, September 27
Light rain shower High 43° Low 38°Precipitation
93%
· 0.42 in
Max wind
5 mph
Humidity
94%
UV index
1 - Low
Sunrise / sunset
07:29 AM / 07:24 PM
Monday, September 28
Sunny High 53° Low 33°Precipitation
42%
· 0.03 in
Max wind
5 mph
Humidity
74%
UV index
4 - Moderate
Sunrise / sunset
07:30 AM / 07:22 PM
Tuesday, September 29
Overcast High 59° Low 31°Precipitation
12%
· 0.0 in
Max wind
3 mph
Humidity
66%
UV index
4 - Moderate
Sunrise / sunset
07:32 AM / 07:20 PM
Missoula 14-day outlook: the story
The warmest day of Missoula's 14-day outlook is Friday, September 25 with a high near 83°F (28°C); the coolest night comes Tuesday, September 29, dipping to 31°F (-1°C). The trend points cooler: week two runs about 9°F below week one. Highs over the next two weeks average 73°F (23°C), right in line with the typical September high of 73°F (23°C).
Precipitation is most likely on Friday 18, Saturday 26, Sunday 27; the wettest day looks like Saturday, September 26 with about 0.44 in (11.2 mm) expected. For the weekend, expect Saturday 73°F (23°C) and sunny / Sunday 75°F (24°C) and sunny.
For typical conditions month by month, see the Missoula climate & average temperatures guide.
Missoula forecast questions
Will it rain in Missoula this week?
The forecast currently shows meaningful precipitation chances on 3 of the next 14 days, peaking around Saturday, September 26.
What will be the warmest day in Missoula over the next 14 days?
Friday, September 25, with a forecast high near 83°F (28°C).
How accurate is a 14-day forecast for Missoula?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Missoula by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 35° | 19° | 10 | 1.5 in | 5.7 h/day | 72% |
| February | 37° | 20° | 12 | 2.0 in | 6.5 h/day | 68% |
| March | 47° | 28° | 10 | 1.6 in | 8.9 h/day | 62% |
| April | 56° | 34° | 10 | 1.8 in | 10.3 h/day | 57% |
| May | 66° | 43° | 10 | 2.2 in | 11.8 h/day | 58% |
| June | 75° | 51° | 8 | 1.8 in | 12.9 h/day | 53% |
| July | 86° | 59° | 2 | 0.5 in | 14.2 h/day | 39% |
| August | 85° | 58° | 3 | 0.7 in | 12.5 h/day | 41% |
| September | 73° | 48° | 6 | 1.5 in | 10.3 h/day | 53% |
| October | 58° | 37° | 10 | 2.0 in | 8.1 h/day | 63% |
| November | 44° | 28° | 10 | 1.8 in | 6.2 h/day | 67% |
| December | 36° | 22° | 12 | 2.0 in | 4.9 h/day | 70% |
14-day forecasts nearby