Montana weather live forecast

Today's maximum temperature in Montana is expected to be 20°C. Select a day from the live weather forecast for Montana (Helena), USA for more weather parameters.

Saturday
9th May
20

8

6

4
Sunday
10th May
26

7

8

7
Monday
11th May
24

11

13

7
Tuesday
12th May
27

8

12

7
Wednesday
13th May
26

12

6

6

5-day weather forecast updated at 04:00 on Saturday 9th 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.

Top Montana destinations

Below are temperatures expected today at popular countries, regions and places in Montana. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Montana weather forecast by day

Below are the detailed weather forecasts for Montana for the next 5 days. The forecasts shown are for Helena and may not represent the whole of Montana. Browse more destinations in Montana to view more weather forecasts.

Montana weather for Saturday 9th May 2026

Expect broken clouds in Montana with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

20
°C maximum temperature
8
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
16
kph wind from W

Montana weather for Sunday 10th May 2026

Expect broken clouds in Montana with a maximum temperature of 26°C, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

26
°C maximum temperature
7
°C minimum temperature
broken clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
26
°C wind chill
15
kph wind from SW

Montana weather for Monday 11th May 2026

Expect scattered clouds in Montana with a maximum temperature of 24°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-west.

24
°C maximum temperature
11
°C minimum temperature
scattered clouds
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from NW

Montana weather for Tuesday 12th May 2026

Expect scattered clouds in Montana with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

27
°C maximum temperature
8
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
12
kph wind from NE

Montana weather for Wednesday 13th May 2026

Expect mostly cloudy with light rain in Montana with a maximum temperature of 26°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 26% chance of some rain and a moderate breeze of 21 kph from the west.