Helena weather live forecast

Today's maximum temperature in Helena is expected to be 17°C. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Monday
23rd Mar
17

2

7

5
Tuesday
24th Mar
18

6

2

5
Wednesday
25th Mar
18

6

8

5
Thursday
26th Mar
7

-1

12

3
Friday
27th Mar
12

-6

12

5

5-day weather forecast updated at 04:00 on Monday 23rd March 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 Monday 23rd March 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

17
°C maximum temperature
2
°C minimum temperature
broken clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from W

Helena weather for Tuesday 24th March 2026

Expect broken clouds in Helena, Montana with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.

18
°C maximum temperature
6
°C minimum temperature
broken clouds
2
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from SW

Helena weather for Wednesday 25th March 2026

Expect sunshine and showers in Helena, Montana with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 6% chance of some rain and a moderate breeze of 23 kph from the west.

18
°C maximum temperature
6
°C minimum temperature
sunshine and showers
8
hours of sunshine
5
UV index (Moderate)
6
% chance of some rain
<2
mm of rainfall expected
18
°C wind chill
23
kph wind from W

Helena weather for Thursday 26th March 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 7°C, maximum UV of 3 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

7
°C maximum temperature
-1
°C minimum temperature
scattered clouds
12
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
4
°C wind chill
23
kph wind from W

Helena weather for Friday 27th March 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 12°C, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.