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December 18th, 2025 :: 1:03 am MST   

Local Weather Report for
Fort Smith
Northwest Territories, Canada

 Current Fort Smith Weather Conditions Updated December 18th at 12:00 am 
Mostly Clear
Temperature:-31°C Dew Point:-35°C
Barometer:101.6 kPa Wind:N 10 Km/h
Humidity:225.9% Visibility:0 Km
 
 Fort Smith Weather Forecast Summary  
 
Today
Dec 18th
Friday
Dec 19th
Saturday
Dec 20th
Sunday
Dec 21st
Monday
Dec 22nd
Cloudy Cloudy Cloudy Cloudy Mostly Sunny
-23°C
-29°C
-36°C
-20°C
-27°C
-25°C
-37°C
-27°C
-35°C
 
 Fort Smith Detailed Weather Forecast  
 
Thursday, December 18th, 2025
Overnight Temperature: -33°C
Cloudy.
Morning Temperature: -25°C
Cloudy.
Afternoon Temperature: -27°C
Cloudy with sunny periods.
Evening Temperature: -32°C
Clear with cloudy periods.
Friday, December 19th, 2025
Overnight Temperature: -34°C
Clear with cloudy periods.
Morning Temperature: -31°C
A mix of cloud and sun.
Afternoon Temperature: -34°C
Cloudy.
Evening Temperature: -29°C
Cloudy.
Saturday, December 20th, 2025
Overnight Temperature: -26°C
Cloudy.
Morning Temperature: -21°C
Cloudy.
Afternoon Temperature: -21°C
Cloudy.
Evening Temperature: -22°C
Cloudy.
Sunday, December 21st, 2025
Overnight Temperature: -28°C
Cloudy.
Morning Temperature: -26°C
Cloudy.
Afternoon Temperature: -34°C
Sunny with cloudy periods.
Evening Temperature: -36°C
Mostly clear.
Monday, December 22nd, 2025
Overnight Temperature: -35°C
Clear.
Morning Temperature: -29°C
Sunny.
Afternoon Temperature: -31°C
Sunny.
Evening Temperature: -32°C
Clear with cloudy periods.
Tuesday, December 23rd, 2025
Overnight Temperature: -34°C
Clear.
Morning Temperature: -29°C
Sunny.
Afternoon Temperature: -32°C
Sunny.
Evening Temperature: -32°C
Clear with cloudy periods.
Wednesday, December 24th, 2025
Overnight Temperature: -30°C
Clear.
Morning Temperature: -26°C
Sunny with cloudy periods.
Afternoon Temperature: -28°C
Sunny.
Evening Temperature: -29°C
Clear.
Thursday, December 25th, 2025
Overnight Temperature: -30°C
Clear.
Morning Temperature: -26°C
Sunny.
Afternoon Temperature: -25°C
Mostly sunny.
Evening Temperature: -21°C
Clear with cloudy periods.
Friday, December 26th, 2025
Overnight Temperature: -19°C
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: -16°C
A mix of sun and cloud. Windy at times.
Afternoon Temperature: -16°C
Sunny. Windy at times.
Evening Temperature: -22°C
Clear.





 

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This WeatherCity Weather Forecast for Fort Smith, Northwest Territories, Canada 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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