Helena weather live forecast

Today's maximum temperature in Helena is expected to be 66°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Thursday
22nd Oct
66

36

9

3
Friday
23rd Oct
50

34

0

1
Saturday
24th Oct
43

28

10

3
Sunday
25th Oct
43

28

9

3
Monday
26th Oct
46

28

10

2

5-day weather forecast updated at 04:00 on Friday 23rd 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 Thursday 22nd October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 66°F, maximum UV of 3 (Moderate) and 9 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
36
°F minimum temperature
scattered clouds
9
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
66
°F wind chill
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 50°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 100% chance of some sleet or snow and a moderate breeze of 14 mph from the north-west.

50
°F maximum temperature
34
°F minimum temperature
cloudy with sleet or snow
0
hours of sunshine
1
UV index (Low)
100
% chance of some sleet or snow
<20
mm of sleet/snow expected
0
no heat & humidity
14
mph wind from NW

Helena weather for Saturday 24th October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 43°F, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the east.

43
°F maximum temperature
28
°F minimum temperature
clear skies
10
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
39
°F wind chill
6
mph wind from E

Helena weather for Sunday 25th October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 43°F, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north.

43
°F maximum temperature
28
°F minimum temperature
clear skies
9
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
39
°F wind chill
6
mph wind from N

Helena weather for Monday 26th October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 46°F, maximum UV of 2 (Low) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the south-west.