Weather Great Falls the day after tomorrow


image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml Sunday, Sep 7 84 / F ° 59 0.00 in 8 mph Today 9/5/25 55 / 48 °F Tomorrow 9/6/25 79 / 55 °F Sunday 9/7/25 84 / 59 °F image/svg+xml image/svg+xml
sunrise 6:53 am
sunset 7:50 pm
HOURLY


Interactive map weather Montana, USA


GPS: 47.5002; -111.3008
altitude: 3330 ft
local time:
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Weather forecast Great Falls, Montana, USA extended forecast

Time State   Temp.   Feels like Precip. Wind PressureHumidity Dew total
 
Fog Low
 
Middle
 
High
 

Monday 09/08/2025

12 AM
2 AM 
clear 64 °F
63 °F
0.0 in
  10 fps 7 mph
southwest
29.9 in59 % 48  °F3 % 0% 0% 0% 3%
1 AM
3 AM 
clear 63 °F
61 °F
0.0 in
  10 fps 7 mph
southwest
29.9 in62 % 48  °F11 % 0% 0% 1% 10%
2 AM
4 AM 
clear 63 °F
61 °F
0.0 in
  10 fps 7 mph
southwest
29.9 in63 % 48  °F12 % 0% 0% 0% 12%
3 AM
5 AM 
cloudy 61 °F
59 °F
0.0 in
  10 fps 7 mph
southwest
29.9 in62 % 48  °F83 % 0% 0% 0% 83%
4 AM
6 AM 
cloudy 61 °F
59 °F
0.0 in
  11 fps 8 mph
southwest
29.9 in62 % 46  °F96 % 0% 0% 0% 96%
5 AM
7 AM 
cloudy 61 °F
59 °F
0.0 in
  13 fps 9 mph
southwest
29.9 in61 % 46  °F74 % 0% 0% 0% 74%
6 AM
8 AM 
cloudy 61 °F
59 °F
0.0 in
  14 fps 10 mph
southwest
29.9 in62 % 46  °F42 % 0% 0% 5% 39%
7 AM
9 AM 
partly cloudy 59 °F
57 °F
0.0 in
  14 fps 9 mph
southwest
29.9 in62 % 46  °F20 % 0% 0% 3% 17%
8 AM
10 AM 
clear 61 °F
59 °F
0.0 in
  15 fps 11 mph
southwest
29.9 in58 % 46  °F0 % 0% 0% 0% 0%
9 AM
11 AM 
clear 66 °F
64 °F
0.0 in
  15 fps 10 mph
southwest
29.9 in52 % 46  °F5 % 0% 0% 0% 4%
10 AM
12 PM 
partly cloudy 72 °F
70 °F
0.0 in
  16 fps 11 mph
west-southwest
29.9 in44 % 48  °F22 % 0% 0% 0% 22%
11 AM
1 PM 
partly cloudy 75 °F
73 °F
0.0 in
  16 fps 11 mph
west-southwest
29.9 in37 % 46  °F26 % 0% 0% 2% 25%
12 PM
2 PM 
partly cloudy 77 °F
75 °F
0.0 in
  13 fps 9 mph
west
29.9 in32 % 45  °F57 % 0% 0% 16% 48%
6 PM
8 PM 
partly cloudy 81 °F
79 °F
0.0 in
  9 fps 6 mph
north-northwest
29.8 in26 % 41  °F33 % 0% 0% 10% 25%

Tuesday 09/09/2025

12 AM
2 AM 
clear 64 °F
63 °F
0.0 in
  4 fps 3 mph
east-southeast
29.9 in52 % 46  °F0 % 0% 0% 0% 0%
6 AM
8 AM 
cloudy 55 °F
54 °F
0.0 in
  3 fps 2 mph
west-southwest
29.9 in71 % 45  °F68 % 0% 0% 0% 68%
12 PM
2 PM 
overcast 75 °F
73 °F
0.0 in
  6 fps 4 mph
north-northeast
29.8 in33 % 45  °F100 % 0% 0% 3% 99%
6 PM
8 PM 
overcast 79 °F
77 °F
0.0 in
  1 fps 0 mph
southwest
29.7 in32 % 46  °F89 % 0% 0% 1% 89%
 

Great Falls, Montana, USA - information

State: Montana, USA
GPS coordinates: 47.5002; -111.3008
Time zone: America / Denver time difference in hours with time in NY is -8 hours

Population: 59 638
Altitude: 3330 ft
The administrative part:



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Weather Great Falls, Montana, USA. Weather forecast Great Falls.



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Data source

Weather forecast for Great Falls is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Long-term statistical averages

average min. max.  precipit…
days
 January 21 °F 12 °F 31 °F  6 
 February 27 °F 17 °F 38 °F  4 
 March 33 °F 23 °F 44 °F  6 
 April 44 °F 32 °F 55 °F  6 
 May 53 °F 41 °F 65 °F  8 
 June 62 °F 49 °F 75 °F  7 
 July 68 °F 53 °F 83 °F  5 
 August 67 °F 52 °F 82 °F  5 
 September 57 °F 44 °F 70 °F  5 
 October 47 °F 36 °F 59 °F  3 
 November 34 °F 24 °F 44 °F  4 
 December 24 °F 15 °F 33 °F  5 
Statistical averages in charts Great Falls


Astronomical information Great Falls

data are always in the local time

Sun and light

 Sept. 8, 2025 
Sunrise: Sunset: 
6:53 am 7:50 pm
Noon: Length of day: 
1:22 pm12:57
Start of civil twilight*: End of civil twilight*: 
6:21 am8:22 pm
Start of nautical twilight*: End of nautical twilight*: 
5:44 am8:59 pm
Start of astronomical twilight*:  End of astronomical twilight*: 
5:05 am9:38 pm
* What is Twilight?

Moon and moon phases

Moonrise: Moonset: 
09/07/2025 7:55 pm 09/08/2025 8 am
Next new moon: Next full moon: 
09/21/202510/06/2025

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