Helena weather live forecast

Today's maximum temperature in Helena is expected to be 36°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Friday
12th Dec
36

18

2

1
Saturday
13th Dec
41

23

4

1
Sunday
14th Dec
46

27

6

1
Monday
15th Dec
52

32

6

1
Tuesday
16th Dec
52

43

4

0

5-day weather forecast updated at 04:01 on Friday 12th December 2025 GMT

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

Helena weather forecast by day

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

Helena weather for Friday 12th December 2025

Expect mostly cloudy with light snow in Helena, Montana with a maximum temperature of 36°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 cm of snow expected with 39% chance of some snow and a gentle breeze of 8 mph from the north-west.

36
°F maximum temperature
18
°F minimum temperature
mostly cloudy with light snow
2
hours of sunshine
1
UV index (Low)
39
% chance of some snow
<5
cm of snow expected
28
°F wind chill
8
mph wind from NW

Helena weather for Saturday 13th December 2025

Expect broken clouds in Helena, Montana with a maximum temperature of 41°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the south-west.

41
°F maximum temperature
23
°F minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
36
°F wind chill
7
mph wind from SW

Helena weather for Sunday 14th December 2025

Expect scattered clouds in Helena, Montana with a maximum temperature of 46°F, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the south.

46
°F maximum temperature
27
°F minimum temperature
scattered clouds
6
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
43
°F wind chill
5
mph wind from S

Helena weather for Monday 15th December 2025

Expect scattered clouds in Helena, Montana with a maximum temperature of 52°F, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the south-west.

52
°F maximum temperature
32
°F minimum temperature
scattered clouds
6
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
52
°F wind chill
8
mph wind from SW

Helena weather for Tuesday 16th December 2025

Expect sunshine and showers in Helena, Montana with a maximum temperature of 52°F and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 52% chance of some rain and a moderate breeze of 15 mph from the south-west.