Helena weather live forecast

Today's maximum temperature in Helena is expected to be 70°F. Select a day from the live weather forecast for Helena, Montana, USA for more weather parameters.

Saturday
3rd Oct
70

48

6

5
Sunday
4th Oct
75

45

11

5
Monday
5th Oct
81

48

10

4
Tuesday
6th Oct
75

50

11

4
Wednesday
7th Oct
73

46

10

4

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

More about Helena

Helena by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Montana

Intrepid Travel sale: up to 15% off selected trips

Sale

Save up to 15% on selected small trips worldwide
Book tours across Europe, Africa, Asia & the Americas
Travel before 31st March 2027 (inclusive)

Go to Intrepid Travel deal >>

Expires at 23:59 on Saturday 31st Oct 2026 · View all Intrepid Travel offers

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 70°F, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the west.

70
°F maximum temperature
48
°F minimum temperature
scattered clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
70
°F wind chill
6
mph wind from W

Helena weather for Sunday 4th October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 75°F, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.

75
°F maximum temperature
45
°F minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
6
mph wind from SW

Helena weather for Monday 5th October 2026

Expect scattered clouds in Helena, Montana with a maximum temperature of 81°F, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the south-west.

81
°F maximum temperature
48
°F minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
81
°F wind chill
10
mph wind from SW

Helena weather for Tuesday 6th October 2026

Expect scattered clouds 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 gentle breeze of 9 mph from the west.

75
°F maximum temperature
50
°F minimum temperature
scattered clouds
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from W

Helena weather for Wednesday 7th October 2026

Expect clear skies in Helena, Montana with a maximum temperature of 73°F, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the west.