Helena weather live forecast

Today's maximum temperature in Helena is expected to be 72°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Tuesday
29th Sep
72

41

7

5
Wednesday
30th Sep
66

46

5

2
Thursday
1st Oct
66

39

4

5
Friday
2nd Oct
70

43

8

4
Saturday
3rd Oct
70

45

11

5

5-day weather forecast updated at 04:00 on Tuesday 29th September 2026 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 Tuesday 29th September 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 72°F, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the west.

72
°F maximum temperature
41
°F minimum temperature
scattered clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
72
°F wind chill
12
mph wind from W

Helena weather for Wednesday 30th September 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 66°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

66
°F maximum temperature
46
°F minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
66
°F wind chill
14
mph wind from W

Helena weather for Thursday 1st October 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 66°F, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north.

66
°F maximum temperature
39
°F minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
66
°F wind chill
6
mph wind from N

Helena weather for Friday 2nd October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 70°F, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the west.

70
°F maximum temperature
43
°F minimum temperature
scattered clouds
8
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
mph wind from W

Helena weather for Saturday 3rd October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 70°F, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the west.