Helena weather live forecast

Today's maximum temperature in Helena is expected to be 68°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Sunday
19th Apr
68

28

12

7
Monday
20th Apr
73

45

8

7
Tuesday
21st Apr
79

45

10

7
Wednesday
22nd Apr
68

43

1

6
Thursday
23rd Apr
43

34

0

4

5-day weather forecast updated at 04:00 on Monday 20th April 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 Sunday 19th April 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 68°F, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the east.

68
°F maximum temperature
28
°F minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
10
mph wind from E

Helena weather for Monday 20th April 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 73°F, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-west.

73
°F maximum temperature
45
°F minimum temperature
broken clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
73
°F wind chill
9
mph wind from SW

Helena weather for Tuesday 21st April 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 79°F, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the south.

79
°F maximum temperature
45
°F minimum temperature
scattered clouds
10
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
10
mph wind from S

Helena weather for Wednesday 22nd April 2026

Expect isolated thunderstorms in Helena, Montana with a maximum temperature of 68°F, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 14 mph from the west.

68
°F maximum temperature
43
°F minimum temperature
isolated thunderstorms
1
hour of sunshine
6
UV index (High)
99
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
14
mph wind from W

Helena weather for Thursday 23rd April 2026

Expect cloudy with sleet or snow in Helena, Montana with a maximum temperature of 43°F, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 81% chance of some sleet or snow and a moderate breeze of 14 mph from the north.