Montana weather live forecast

Today's maximum temperature in Montana is expected to be 31°C. Select a day from the live weather forecast for Montana (Helena), USA for more weather parameters.

Thursday
28th May
31

14

13

8
Friday
29th May
28

14

10

7
Saturday
30th May
19

11

3

3
Sunday
31st May
13

9

4

2
Monday
1st Jun
20

8

6

8

5-day weather forecast updated at 04:00 on Thursday 28th 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 Thursday 28th May 2026

Expect scattered clouds in Montana with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the east.

31
°C maximum temperature
14
°C minimum temperature
scattered clouds
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from E

Montana weather for Friday 29th May 2026

Expect isolated thunderstorms in Montana with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a gentle breeze of 16 kph from the west.

28
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
10
hours of sunshine
7
UV index (High)
45
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
16
kph wind from W

Montana weather for Saturday 30th May 2026

Expect isolated thunderstorms in Montana with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 97% chance of some rain and a gentle breeze of 19 kph from the west.

19
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
3
UV index (Moderate)
97
% chance of some rain
<20
mm of rainfall expected
19
°C wind chill
19
kph wind from W

Montana weather for Sunday 31st May 2026

Expect mostly cloudy with rain in Montana with a maximum temperature of 13°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 30-40 mm of rainfall expected with 78% chance of some rain and a moderate breeze of 24 kph from the west.

13
°C maximum temperature
9
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
2
UV index (Low)
78
% chance of some rain
<40
mm of rainfall expected
0
no heat & humidity
24
kph wind from W

Montana weather for Monday 1st June 2026

Expect broken clouds in Montana with a maximum temperature of 20°C, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.