The long-range forecast for Montana predicts a heatwave, with temperatures reaching up to 32°, significantly higher than typical for Montana for this time of the year and 5.3 °C above the historical average.
Select a month and click on a day for more information:
Friday
May 1
17° / 4°
Saturday
May 2
18° / 5°
Sunday
May 3
18° / 5°
Monday
May 4
17° / 5°
Tuesday
May 5
15° / 5°
Wednesday
May 6
16° / 5°
Thursday
May 7
16° / 5°
Friday
May 8
15° / 4°
Saturday
May 9
15° / 5°
Sunday
May 10
18° / 5°
Monday
May 11
18° / 7°
Tuesday
May 12
20° / 7°
Wednesday
May 13
19° / 7°
Thursday
May 14
26° / 11°
Friday
May 15
20° / 7°
Saturday
May 16
22° / 5°
Sunday
May 17
9° / 4°
Monday
May 18
15° / 2°
Tuesday
May 19
19° / 3°
Wednesday
May 20
19° / 7°
Thursday
May 21
28° / 6°
Friday
May 22
32° / 12°
Saturday
May 23
31° / 12°
Sunday
May 24
31° / 14°
Monday
May 25
31° / 9°
Tuesday
May 26
23° / 5°
Wednesday
May 27
27° / 9°
Thursday
May 28
23° / 10°
Friday
May 29
22° / 9°
Saturday
May 30
21° / 9°
Sunday
May 31
24° / 10°
Montana 30 days weather forecast
Check out our estimated 30 days weather forecast for Montana, this data is based on the average weather in Montana in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Montana next to the desired date.