Great Falls weather live forecast

Today's maximum temperature in Great Falls is expected to be 5°C. Select a day from the live weather forecast for Great Falls, Montana, USA for more weather parameters.

Sunday
1st Nov
5

2

0

1
Monday
2nd Nov
9

1

8

2
Tuesday
3rd Nov
12

1

5

2
Wednesday
4th Nov
9

1

2

1
Thursday
5th Nov
11

0

8

2

5-day weather forecast updated at 04:00 on Sunday 1st November 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 Sunday 1st November 2026

Expect mostly cloudy with rain in Great Falls, Montana with a maximum temperature of 5°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 97% chance of some rain and a gentle breeze of 13 kph from the north.

5
°C maximum temperature
2
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
97
% chance of some rain
<10
mm of rainfall expected
2
°C wind chill
13
kph wind from N

Great Falls weather for Monday 2nd November 2026

Expect sunshine and showers in Great Falls, Montana with a maximum temperature of 9°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 5% chance of some rain and a gentle breeze of 15 kph from the west.

9
°C maximum temperature
1
°C minimum temperature
sunshine and showers
8
hours of sunshine
2
UV index (Low)
5
% chance of some rain
<2
mm of rainfall expected
6
°C wind chill
15
kph wind from W

Great Falls weather for Tuesday 3rd November 2026

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 12°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

12
°C maximum temperature
1
°C minimum temperature
scattered clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from SW

Great Falls weather for Wednesday 4th November 2026

Expect broken clouds in Great Falls, Montana with a maximum temperature of 9°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.

9
°C maximum temperature
1
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
8
°C wind chill
12
kph wind from SW

Great Falls weather for Thursday 5th November 2026

Expect fog in low lying areas in Great Falls, Montana with a maximum temperature of 11°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-west.