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November 16th, 2025 :: 9:45 am EST   

Local Weather Report for
St Thomas
Ontario, Canada

 St Thomas Weather Forecast Summary  
 
Today
Nov 16th 		Monday
Nov 17th 		Tuesday
Nov 18th 		Wednesday
Nov 19th 		Thursday
Nov 20th
Cloudy Mix of rain and snow Cloudy Cloudy Cloudy
5°C
 3°C
-2°C		 4°C
-2°C		 4°C
-2°C		 8°C
2°C
 
 St Thomas Detailed Weather Forecast  
 
Sunday, November 16th, 2025
Morning Temperature: 3°C
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy.
Afternoon Temperature: 2°C
Cloudy with a chance of showers or wet flurries. Windy.
Evening Temperature: 1°C
A mix of cloudy and clear skies with a chance of flurries or showers. Risk of freezing rain. Windy.
Monday, November 17th, 2025
Overnight Temperature: 0°C
Cloudy with flurries likely. Windy at times.
Morning Temperature: 2°C
A mix of cloud and sun with a chance of showers or wet flurries. Windy at times.
Afternoon Temperature: 0°C
A mix of cloud and sun. Windy at times.
Evening Temperature: -1°C
Cloudy.
Tuesday, November 18th, 2025
Overnight Temperature: -1°C
Cloudy.
Morning Temperature: 3°C
Cloudy.
Afternoon Temperature: 2°C
Cloudy.
Evening Temperature: -1°C
Mostly clear.
Wednesday, November 19th, 2025
Overnight Temperature: -2°C
Clear.
Morning Temperature: 3°C
Cloudy.
Afternoon Temperature: 2°C
Cloudy.
Evening Temperature: 1°C
Cloudy.
Thursday, November 20th, 2025
Overnight Temperature: 3°C
Cloudy.
Morning Temperature: 6°C
Sunny with cloudy periods.
Afternoon Temperature: 6°C
Cloudy.
Evening Temperature: 5°C
Cloudy.
Friday, November 21st, 2025
Overnight Temperature: 7°C
Cloudy with showers.
Morning Temperature: 9°C
Cloudy with a few showers.
Afternoon Temperature: 8°C
Cloudy with showers likely.
Evening Temperature: 7°C
Cloudy with a chance of showers. Windy at times.
Saturday, November 22nd, 2025
Overnight Temperature: 6°C
Cloudy with a chance of showers.
Morning Temperature: 6°C
Cloudy.
Afternoon Temperature: 6°C
Cloudy.
Evening Temperature: 6°C
Cloudy.
Sunday, November 23rd, 2025
Overnight Temperature: 5°C
A mix of cloudy and clear skies.
Morning Temperature: 9°C
Mostly sunny. Windy at times.
Afternoon Temperature: 8°C
A mix of cloud and sun.
Evening Temperature: 5°C
Clear with cloudy periods.
Monday, November 24th, 2025
Overnight Temperature: 4°C
A mix of cloudy and clear skies.
Morning Temperature: 8°C
A mix of cloud and sun.
Afternoon Temperature: 6°C
A mix of cloud and sun.
Evening Temperature: 4°C
Cloudy.



 

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This WeatherCity Weather Forecast for St Thomas, Ontario, 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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