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December 5th, 2025 :: 6:33 am MST   

Local Weather Report for
Great Falls
Montana, United States

 Great Falls Weather Forecast Summary  
 
Today
Dec 5th
Saturday
Dec 6th
Sunday
Dec 7th
Monday
Dec 8th
Tuesday
Dec 9th
Cloudy Mix of rain and snow Cloudy Cloudy Cloudy
34°F
36°F
10°F
38°F
33°F
46°F
35°F
47°F
38°F
 
 Great Falls Detailed Weather Forecast  
 
Friday, December 5th, 2025
Morning Temperature: 31°F
Cloudy with a slight chance of flurries or showers.
Afternoon Temperature: 33°F
Cloudy with a chance of flurries or showers. Risk of freezing rain.
Evening Temperature: 30°F
Cloudy with a chance of flurries or showers.
Saturday, December 6th, 2025
Overnight Temperature: 18°F
Cloudy with flurries likely.
Morning Temperature: 19°F
A mix of cloud and sun with flurries likely.
Afternoon Temperature: 12°F
Cloudy.
Evening Temperature: 35°F
Cloudy. Windy.
Sunday, December 7th, 2025
Overnight Temperature: 33°F
Cloudy. Windy.
Morning Temperature: 37°F
Cloudy. Windy.
Afternoon Temperature: 37°F
Cloudy. Windy.
Evening Temperature: 38°F
Cloudy. Windy.
Monday, December 8th, 2025
Overnight Temperature: 36°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 40°F
Cloudy. Windy.
Afternoon Temperature: 43°F
Cloudy. Wind 20 to 30 mph.
Evening Temperature: 46°F
Cloudy. Wind 20 to 30 mph.
Tuesday, December 9th, 2025
Overnight Temperature: 47°F
Cloudy. Wind 25 to 40 mph.
Morning Temperature: 44°F
Cloudy with a slight chance of showers. Wind 25 to 40 mph.
Afternoon Temperature: 41°F
Cloudy. Wind 20 to 30 mph.
Evening Temperature: 39°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy.
Wednesday, December 10th, 2025
Overnight Temperature: 40°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy at times.
Morning Temperature: 43°F
Cloudy with showers likely. Windy.
Afternoon Temperature: 34°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Wind 20 to 30 mph.
Evening Temperature: 12°F
Cloudy with flurries likely. Windy.
Thursday, December 11th, 2025
Overnight Temperature: 9°F
Cloudy with flurries likely.
Morning Temperature: 12°F
Sunny with cloudy periods.
Afternoon Temperature: 8°F
Cloudy. Windy at times.
Evening Temperature: 8°F
Cloudy with a chance of flurries.
Friday, December 12th, 2025
Overnight Temperature: 14°F
Cloudy with flurries likely.
Morning Temperature: 32°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy.
Afternoon Temperature: 44°F
Cloudy. Wind 20 to 30 mph.
Evening Temperature: 46°F
Cloudy. Wind 20 to 30 mph.
Saturday, December 13th, 2025
Overnight Temperature: 33°F
Cloudy. Wind 20 to 30 mph.
Morning Temperature: 17°F
Cloudy. Windy at times.
Afternoon Temperature: 13°F
Cloudy with flurries likely. Windy at times.
Evening Temperature: 9°F
Cloudy with flurries likely.





 

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This WeatherCity Weather Forecast for Great Falls, Montana, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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