Helena weather live forecast

Today's maximum temperature in Helena is expected to be 21°C. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Saturday
3rd Oct
21

9

6

5
Sunday
4th Oct
24

7

11

5
Monday
5th Oct
27

9

10

4
Tuesday
6th Oct
24

10

11

4
Wednesday
7th Oct
23

8

10

4

5-day weather forecast updated at 04:00 on Saturday 3rd 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 Saturday 3rd October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

21
°C maximum temperature
9
°C minimum temperature
scattered clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
9
kph wind from W

Helena weather for Sunday 4th October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

24
°C maximum temperature
7
°C minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from SW

Helena weather for Monday 5th October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 27°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

27
°C maximum temperature
9
°C minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
27
°C wind chill
16
kph wind from SW

Helena weather for Tuesday 6th October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.

24
°C maximum temperature
10
°C minimum temperature
scattered clouds
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from W

Helena weather for Wednesday 7th October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.