Helena weather live forecast

Today's maximum temperature in Helena is expected to be 79°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Tuesday
6th Oct
79

50

10

4
Wednesday
7th Oct
75

45

11

4
Thursday
8th Oct
77

43

10

4
Friday
9th Oct
81

43

10

3
Saturday
10th Oct
64

43

2

3

5-day weather forecast updated at 04:00 on Tuesday 6th 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 Tuesday 6th October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 79°F, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the west.

79
°F maximum temperature
50
°F minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
79
°F wind chill
9
mph wind from W

Helena weather for Wednesday 7th October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 75°F, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the south-west.

75
°F maximum temperature
45
°F minimum temperature
clear skies
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
75
°F wind chill
4
mph wind from SW

Helena weather for Thursday 8th October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 77°F, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the south-west.

77
°F maximum temperature
43
°F minimum temperature
clear skies
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
5
mph wind from SW

Helena weather for Friday 9th October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the south-west.

81
°F maximum temperature
43
°F minimum temperature
scattered clouds
10
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
12
mph wind from SW

Helena weather for Saturday 10th October 2026

Expect mostly cloudy with light rain in Helena, Montana with a maximum temperature of 64°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a moderate breeze of 13 mph from the north.