Great Falls weather live forecast

Today's maximum temperature in Great Falls is expected to be 11°C. Select a day from the live weather forecast for Great Falls, Montana, USA for more weather parameters.

Thursday
9th Apr
11

-1

13

6
Friday
10th Apr
18

-1

9

6
Saturday
11th Apr
21

6

8

5
Sunday
12th Apr
11

6

0

5
Monday
13th Apr
9

3

2

1

5-day weather forecast updated at 04:00 on Thursday 9th April 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 9th April 2026

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 11°C, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-east.

11
°C maximum temperature
-1
°C minimum temperature
scattered clouds
13
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
11
°C wind chill
21
kph wind from NE

Great Falls weather for Friday 10th April 2026

Expect scattered clouds in Great Falls, Montana with a maximum temperature of 18°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

18
°C maximum temperature
-1
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
18
°C wind chill
19
kph wind from E

Great Falls weather for Saturday 11th April 2026

Expect sunshine and showers in Great Falls, Montana with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a moderate breeze of 21 kph from the south-west.

21
°C maximum temperature
6
°C minimum temperature
sunshine and showers
8
hours of sunshine
5
UV index (Moderate)
49
% chance of some rain
<2
mm of rainfall expected
21
°C wind chill
21
kph wind from SW

Great Falls weather for Sunday 12th April 2026

Expect mostly cloudy with light rain in Great Falls, Montana with a maximum temperature of 11°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 67% chance of some rain and a gentle breeze of 19 kph from the north.

11
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
5
UV index (Moderate)
67
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
19
kph wind from N

Great Falls weather for Monday 13th April 2026

Expect mostly cloudy with light rain in Great Falls, Montana with a maximum temperature of 9°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 65% chance of some rain and a gentle breeze of 17 kph from the north-west.