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.

Saturday
25th Apr
5

-4

1

4
Sunday
26th Apr
3

-3

1

3
Monday
27th Apr
9

-4

4

3
Tuesday
28th Apr
13

-2

5

5
Wednesday
29th Apr
13

-1

1

4

5-day weather forecast updated at 04:00 on Saturday 25th 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 Saturday 25th April 2026

Expect mostly cloudy with light snow in Great Falls, Montana with a maximum temperature of 5°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 3% chance of some snow and a moderate breeze of 21 kph from the north-west.

5
°C maximum temperature
-4
°C minimum temperature
mostly cloudy with light snow
1
hour of sunshine
4
UV index (Moderate)
3
% chance of some snow
<2
cm of snow expected
0
°C wind chill
21
kph wind from NW

Great Falls weather for Sunday 26th April 2026

Expect broken clouds in Great Falls, Montana with a maximum temperature of 3°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north-east.

3
°C maximum temperature
-3
°C minimum temperature
broken clouds
1
hour of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
-2
°C wind chill
26
kph wind from NE

Great Falls weather for Monday 27th April 2026

Expect broken clouds in Great Falls, Montana with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-east.

9
°C maximum temperature
-4
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
6
°C wind chill
19
kph wind from NE

Great Falls weather for Tuesday 28th April 2026

Expect broken clouds in Great Falls, Montana with a maximum temperature of 13°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the west.

13
°C maximum temperature
-2
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
13
°C wind chill
24
kph wind from W

Great Falls weather for Wednesday 29th April 2026

Expect broken clouds in Great Falls, Montana with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.