Missoula weather live forecast

Today's maximum temperature in Missoula is expected to be 21°C. Select a day from the live weather forecast for Missoula, Montana, USA for more weather parameters.

Saturday
5th Sep
21

9

7

5
Sunday
6th Sep
19

11

1

5
Monday
7th Sep
14

9

0

4
Tuesday
8th Sep
19

9

3

5
Wednesday
9th Sep
23

7

9

4

5-day weather forecast updated at 04:00 on Saturday 5th September 2026 GMT

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The 5-day weather forecast for Montana (Missoula) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Missoula weather forecast by day

Below are the detailed weather forecasts for Missoula for the next 5 days.

Missoula weather for Saturday 5th September 2026

Expect isolated thunderstorms in Missoula, Montana with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 56% chance of some rain and little or no wind of 6 kph from the east.

21
°C maximum temperature
9
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
5
UV index (Moderate)
56
% chance of some rain
<10
mm of rainfall expected
21
°C wind chill
6
kph wind from E

Missoula weather for Sunday 6th September 2026

Expect isolated thunderstorms in Missoula, Montana with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 86% chance of some rain and a light breeze of 8 kph from the south-east.

19
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
5
UV index (Moderate)
86
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
8
kph wind from SE

Missoula weather for Monday 7th September 2026

Expect isolated thunderstorms in Missoula, Montana with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 94% chance of some rain and a gentle breeze of 13 kph from the west.

14
°C maximum temperature
9
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
4
UV index (Moderate)
94
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
13
kph wind from W

Missoula weather for Tuesday 8th September 2026

Expect mostly cloudy with light rain in Missoula, Montana with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 15% chance of some rain and a light breeze of 8 kph from the south.

19
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
5
UV index (Moderate)
15
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
8
kph wind from S

Missoula weather for Wednesday 9th September 2026

Expect fog in low lying areas in Missoula, Montana with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the west.