Helena weather live forecast

Today's maximum temperature in Helena is expected to be 73°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Friday
8th May
73

43

6

7
Saturday
9th May
68

45

8

5
Sunday
10th May
79

43

4

7
Monday
11th May
75

50

12

7
Tuesday
12th May
81

45

11

7

5-day weather forecast updated at 04:00 on Friday 8th May 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 Friday 8th May 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 73°F, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

73
°F maximum temperature
43
°F minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
73
°F wind chill
14
mph wind from W

Helena weather for Saturday 9th May 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 68°F, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the west.

68
°F maximum temperature
45
°F minimum temperature
scattered clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from W

Helena weather for Sunday 10th May 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 79°F, maximum UV of 7 (High) and 4 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
43
°F minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
79
°F wind chill
9
mph wind from W

Helena weather for Monday 11th May 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 75°F, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the west.

75
°F maximum temperature
50
°F minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
12
mph wind from W

Helena weather for Tuesday 12th May 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 81°F, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north-east.