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January 20th, 2026 :: 2:06 am EST   

Local Weather Report for
Saint Thomas
Ontario, Canada

 Saint Thomas Weather Forecast Summary  
 
Today
Jan 20th 		Wednesday
Jan 21st 		Thursday
Jan 22nd 		Friday
Jan 23rd 		Saturday
Jan 24th
Cloudy Flurries Cloudy Cloudy Cloudy
-11°C
 -1°C
-12°C		 -5°C
-12°C		 -12°C
-19°C		 -14°C
-21°C
 
 Saint Thomas Detailed Weather Forecast  
 
Tuesday, January 20th, 2026
Overnight Temperature: -15°C
Cloudy. Windy at times.
Morning Temperature: -13°C
Cloudy with a slight chance of flurries. Windy.
Afternoon Temperature: -11°C
Cloudy with a slight chance of flurries. Windy at times.
Evening Temperature: -12°C
Cloudy. Windy at times.
Wednesday, January 21st, 2026
Overnight Temperature: -10°C
Cloudy.
Morning Temperature: -4°C
Cloudy with a few flurries. Windy.
Afternoon Temperature: -1°C
Cloudy with flurries likely. Windy.
Evening Temperature: -5°C
Cloudy with a chance of flurries. Windy at times.
Thursday, January 22nd, 2026
Overnight Temperature: -5°C
Cloudy with a chance of flurries. Windy.
Morning Temperature: -8°C
Sunny with cloudy periods with a slight chance of flurries. Windy.
Afternoon Temperature: -9°C
Cloudy. Windy.
Evening Temperature: -11°C
Cloudy with a slight chance of flurries. Windy at times.
Friday, January 23rd, 2026
Overnight Temperature: -13°C
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: -16°C
Cloudy. Windy.
Afternoon Temperature: -18°C
Cloudy. Windy.
Evening Temperature: -18°C
Cloudy with a chance of flurries. Windy.
Saturday, January 24th, 2026
Overnight Temperature: -19°C
A mix of cloudy and clear skies with a chance of flurries. Windy at times.
Morning Temperature: -16°C
A mix of cloud and sun with a slight chance of flurries. Windy at times.
Afternoon Temperature: -18°C
Cloudy with sunny periods. Windy at times.
Evening Temperature: -20°C
Cloudy.
Sunday, January 25th, 2026
Overnight Temperature: -18°C
Cloudy.
Morning Temperature: -14°C
Cloudy. Windy at times.
Afternoon Temperature: -14°C
A mix of cloud and sun. Windy at times.
Evening Temperature: -17°C
A mix of cloudy and clear skies with a chance of flurries.
Monday, January 26th, 2026
Overnight Temperature: -17°C
Clear with cloudy periods. Windy at times.
Morning Temperature: -14°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: -12°C
Cloudy. Windy.
Evening Temperature: -10°C
Cloudy with a chance of flurries. Windy.
Tuesday, January 27th, 2026
Overnight Temperature: -8°C
Cloudy with flurries likely. Windy.
Morning Temperature: -7°C
Cloudy with a slight chance of flurries. Windy.
Afternoon Temperature: -13°C
Sunny. Windy.
Evening Temperature: -21°C
Clear with cloudy periods.



 

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This WeatherCity Weather Forecast for Saint 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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