The long-range forecast for Montana predicts a heatwave, with temperatures reaching up to 37°, significantly higher than typical for Montana for this time of the year and 4 °F above the historical average.
Select a month and click on a day for more information
Tuesday
Sep 1
33° / 14°
Wednesday
Sep 2
37° / 17°
Thursday
Sep 3
28° / 14°
Friday
Sep 4
27° / 13°
Saturday
Sep 5
30° / 13°
Sunday
Sep 6
29° / 13°
Monday
Sep 7
27° / 10°
Tuesday
Sep 8
26° / 11°
Wednesday
Sep 9
25° / 12°
Thursday
Sep 10
26° / 11°
Friday
Sep 11
26° / 10°
Saturday
Sep 12
26° / 10°
Sunday
Sep 13
24° / 12°
Monday
Sep 14
28° / 11°
Tuesday
Sep 15
28° / 12°
Wednesday
Sep 16
24° / 12°
Thursday
Sep 17
26° / 11°
Friday
Sep 18
26° / 9°
Saturday
Sep 19
26° / 11°
Sunday
Sep 20
21° / 10°
Monday
Sep 21
22° / 8°
Tuesday
Sep 22
24° / 9°
Wednesday
Sep 23
24° / 10°
Thursday
Sep 24
25° / 9°
Friday
Sep 25
27° / 9°
Saturday
Sep 26
26° / 11°
Sunday
Sep 27
24° / 8°
Monday
Sep 28
24° / 8°
Tuesday
Sep 29
23° / 8°
Wednesday
Sep 30
18° / 6°
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.
Weather in Montana for the next 30 days
Click on a day for an hourly weather forecast
Montana long range weather forecast - FAQ
Do you provide 30 days weather forecast for Montana?
You can see the next 30 weather forecast for Montana at the top of the page, the next 14 days (from today) are more accurate, while the other is based on average of previous years.
Can I see the weather forecast for a particular date in Montana?
Sure, you can select the date from the calendar above to view the forecast in Montana on that date.
How accurate is the long-range weather forecast for Montana?
Our long-range weather forecast for Montana is provided by using statistics from previous years. Although we cannot predict the weather months in advance, we can see an average.
Can I see a long-range weather forecast for different countries?
Yes, we provide a 14 day weather forecast and a long-range weather forecast for different countries and cities. You can search for a location in the search box at the top of the page.
More about the weather in Montana