The long-range forecast for Great Falls reveals lower temperatures than usual for this time of the year, dipping to 9°. In the coming days, the forecasted temperatures are expected to be on average -6.1 °F lower than the average of the last few years.
Select a month and click on a day for more information
Monday
Jun 1
19° / 9°
Tuesday
Jun 2
15° / 8°
Wednesday
Jun 3
19° / 8°
Thursday
Jun 4
21° / 8°
Friday
Jun 5
23° / 9°
Saturday
Jun 6
23° / 9°
Sunday
Jun 7
20° / 9°
Monday
Jun 8
22° / 8°
Tuesday
Jun 9
21° / 10°
Wednesday
Jun 10
16° / 7°
Thursday
Jun 11
20° / 7°
Friday
Jun 12
22° / 7°
Saturday
Jun 13
13° / 7°
Sunday
Jun 14
14° / 7°
Monday
Jun 15
25° / 7°
Tuesday
Jun 16
22° / 12°
Wednesday
Jun 17
11° / 9°
Thursday
Jun 18
17° / 8°
Friday
Jun 19
9° / 6°
Saturday
Jun 20
9° / 3°
Sunday
Jun 21
14° / 5°
Monday
Jun 22
19° / 5°
Tuesday
Jun 23
27° / 8°
Wednesday
Jun 24
24° / 10°
Thursday
Jun 25
24° / 8°
Friday
Jun 26
27° / 10°
Saturday
Jun 27
25° / 11°
Sunday
Jun 28
25° / 10°
Monday
Jun 29
27° / 9°
Tuesday
Jun 30
27° / 10°
Great Falls 30 days weather forecast
Check out our estimated 30 days weather forecast for Great Falls, this data is based on the average weather in Great Falls in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Great Falls next to the desired date.
Weather in Great Falls for the next 30 days
Click on a day for an hourly weather forecast
Great Falls long range weather forecast - FAQ
Do you provide 30 days weather forecast for Great Falls?
You can see the next 30 weather forecast for Great Falls 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 Great Falls?
Sure, you can select the date from the calendar above to view the forecast in Great Falls on that date.
How accurate is the long-range weather forecast for Great Falls?
Our long-range weather forecast for Great Falls 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 Great Falls