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January 21st, 2026 :: 3:53 pm EST   

Local Weather Report for
Saint Thomas
Ontario, Canada

 Saint Thomas Weather Forecast Summary  
 
Today
Jan 21st 		Thursday
Jan 22nd 		Friday
Jan 23rd 		Saturday
Jan 24th 		Sunday
Jan 25th
Flurries Cloudy Cloudy Cloudy Cloudy
-2°C
 -5°C
-12°C		 -14°C
-18°C		 -13°C
-22°C		 -12°C
-16°C
 
 Saint Thomas Detailed Weather Forecast  
 
Wednesday, January 21st, 2026
Afternoon Temperature: -2°C
Cloudy with flurries likely. Windy.
Evening Temperature: -4°C
Cloudy with a chance of flurries. Windy.
Thursday, January 22nd, 2026
Overnight Temperature: -6°C
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: -8°C
Sunny with cloudy periods with a slight chance of flurries. Windy.
Afternoon Temperature: -8°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -11°C
Cloudy with clear periods with a chance of flurries. Windy.
Friday, January 23rd, 2026
Overnight Temperature: -16°C
Cloudy with a slight chance of flurries. Windy.
Morning Temperature: -17°C
Cloudy. Windy.
Afternoon Temperature: -17°C
A mix of cloud and sun. Windy.
Evening Temperature: -18°C
A mix of cloudy and clear skies with a chance of flurries. Windy.
Saturday, January 24th, 2026
Overnight Temperature: -20°C
Clear with cloudy periods with a chance of flurries. Windy at times.
Morning Temperature: -15°C
Cloudy.
Afternoon Temperature: -16°C
Cloudy.
Evening Temperature: -18°C
Cloudy.
Sunday, January 25th, 2026
Overnight Temperature: -15°C
Cloudy.
Morning Temperature: -12°C
Cloudy. Windy at times.
Afternoon Temperature: -12°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -13°C
Cloudy. Windy at times.
Monday, January 26th, 2026
Overnight Temperature: -14°C
Cloudy with a slight chance of flurries.
Morning Temperature: -11°C
Cloudy with a chance of flurries.
Afternoon Temperature: -13°C
Sunny with cloudy periods.
Evening Temperature: -13°C
Clear with cloudy periods. Windy at times.
Tuesday, January 27th, 2026
Overnight Temperature: -14°C
Cloudy. Windy.
Morning Temperature: -12°C
Sunny with cloudy periods. Windy.
Afternoon Temperature: -9°C
Sunny with cloudy periods. Windy.
Evening Temperature: -9°C
Cloudy. Windy.
Wednesday, January 28th, 2026
Overnight Temperature: -9°C
Cloudy with a slight chance of flurries. Windy at times.
Morning Temperature: -7°C
Cloudy with a chance of flurries. Windy at times.
Afternoon Temperature: -6°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -5°C
Cloudy with a chance of flurries. Windy at times.
Thursday, January 29th, 2026
Overnight Temperature: -5°C
Cloudy with flurries likely. Windy at times.
Morning Temperature: -5°C
Cloudy with flurries likely. Windy.
Afternoon Temperature: -6°C
Cloudy with a chance of flurries. Wind 30 to 50 km/h.
Evening Temperature: -10°C
Clear with cloudy periods. Windy.



 

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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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