Great Falls weather live forecast

Today's maximum temperature in Great Falls is expected to be 64°F. Select a day from the live weather forecast for Great Falls, Montana, USA for more weather parameters.

Thursday
5th Feb
64

39

10

2
Friday
6th Feb
61

34

9

2
Saturday
7th Feb
61

41

9

2
Sunday
8th Feb
57

43

6

1
Monday
9th Feb
52

36

1

1

5-day weather forecast updated at 04:01 on Thursday 5th February 2026 GMT

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

Great Falls weather forecast by day

Below are the detailed weather forecasts for Great Falls for the next 5 days.

Great Falls weather for Thursday 5th February 2026

Expect clear skies in Great Falls, Montana with a maximum temperature of 64°F, maximum UV of 2 (Low) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the south-west.

64
°F maximum temperature
39
°F minimum temperature
clear skies
10
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
17
mph wind from SW

Great Falls weather for Friday 6th February 2026

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 61°F, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the south-west.

61
°F maximum temperature
34
°F minimum temperature
scattered clouds
9
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
15
mph wind from SW

Great Falls weather for Saturday 7th February 2026

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 61°F, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 21 mph from the south-west.

61
°F maximum temperature
41
°F minimum temperature
scattered clouds
9
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
21
mph wind from SW

Great Falls weather for Sunday 8th February 2026

Expect sunshine and showers in Great Falls, Montana with a maximum temperature of 57°F, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a fresh breeze of 21 mph from the south-west.

57
°F maximum temperature
43
°F minimum temperature
sunshine and showers
6
hours of sunshine
1
UV index (Low)
25
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
21
mph wind from SW

Great Falls weather for Monday 9th February 2026

Expect cloudy with sleet or snow in Great Falls, Montana with a maximum temperature of 52°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of sleet/snow expected with 33% chance of some sleet or snow and a fresh breeze of 20 mph from the west.