Helena weather live forecast

Today's maximum temperature in Helena is expected to be 63°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Wednesday
21st Oct
63

36

10

3
Thursday
22nd Oct
66

43

8

3
Friday
23rd Oct
54

36

0

0
Saturday
24th Oct
43

28

8

3
Sunday
25th Oct
41

30

5

3

5-day weather forecast updated at 04:02 on Thursday 22nd October 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 Wednesday 21st October 2026

Expect sunshine and showers in Helena, Montana with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected and a light breeze of 5 mph from the south-west.

63
°F maximum temperature
36
°F minimum temperature
sunshine and showers
10
hours of sunshine
3
UV index (Moderate)
<2
mm of rainfall expected
63
°F wind chill
5
mph wind from SW

Helena weather for Thursday 22nd October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 66°F, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.

66
°F maximum temperature
43
°F minimum temperature
scattered clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
6
mph wind from SW

Helena weather for Friday 23rd October 2026

Expect cloudy with sleet or snow in Helena, Montana with a maximum temperature of 54°F and no hours of bright sunshine. There are 20-30 mm of sleet/snow expected with 100% chance of some sleet or snow and a moderate breeze of 12 mph from the north-west.

54
°F maximum temperature
36
°F minimum temperature
cloudy with sleet or snow
0
hours of sunshine
0
UV index (None)
100
% chance of some sleet or snow
<30
mm of sleet/snow expected
54
°F wind chill
12
mph wind from NW

Helena weather for Saturday 24th October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 43°F, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.

43
°F maximum temperature
28
°F minimum temperature
scattered clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
39
°F wind chill
6
mph wind from SW

Helena weather for Sunday 25th October 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 41°F, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north.