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January 11th, 2026 :: 8:51 am EST   

Local Weather Report for
Harriston
Ontario, Canada

 Harriston Weather Forecast Summary  
 
Today
Jan 11th 		Monday
Jan 12th 		Tuesday
Jan 13th 		Wednesday
Jan 14th 		Thursday
Jan 15th
Cloudy Cloudy Mix of rain and snow Cloudy Cloudy
-5°C
 -1°C
-5°C		 1°C
-2°C		 1°C
-13°C		 -13°C
-16°C
 
 Harriston Detailed Weather Forecast  
 
Sunday, January 11th, 2026
Morning Temperature: -6°C
Cloudy with a chance of flurries. Windy.
Afternoon Temperature: -7°C
Cloudy with a slight chance of flurries. Windy.
Evening Temperature: -6°C
Cloudy. Windy at times.
Monday, January 12th, 2026
Overnight Temperature: -4°C
Cloudy. Windy.
Morning Temperature: -3°C
Cloudy with a slight chance of flurries. Windy.
Afternoon Temperature: -2°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -1°C
Cloudy with a slight chance of flurries. Windy at times.
Tuesday, January 13th, 2026
Overnight Temperature: -2°C
Cloudy. Windy at times.
Morning Temperature: -1°C
Cloudy. Windy.
Afternoon Temperature: 0°C
Cloudy with a slight chance of flurries or showers. Windy.
Evening Temperature: 0°C
Cloudy with flurries or showers likely. Windy.
Wednesday, January 14th, 2026
Overnight Temperature: 0°C
Cloudy with a slight chance of flurries or showers. Windy at times.
Morning Temperature: 0°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: -12°C
Cloudy. Windy at times.
Thursday, January 15th, 2026
Overnight Temperature: -15°C
Cloudy. Windy at times.
Morning Temperature: -15°C
Cloudy. Windy at times.
Afternoon Temperature: -13°C
A mix of cloud and sun. Windy at times.
Evening Temperature: -14°C
Clear. Windy at times.
Friday, January 16th, 2026
Overnight Temperature: -15°C
Clear.
Morning Temperature: -10°C
Sunny.
Afternoon Temperature: -11°C
Sunny.
Evening Temperature: -11°C
A mix of cloudy and clear skies.
Saturday, January 17th, 2026
Overnight Temperature: -8°C
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: -4°C
Cloudy with a chance of flurries. Windy.
Afternoon Temperature: -3°C
Cloudy with a chance of flurries. Windy.
Evening Temperature: -6°C
Cloudy with flurries likely. Windy.
Sunday, January 18th, 2026
Overnight Temperature: -7°C
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: -6°C
Cloudy with flurries likely. Windy.
Afternoon Temperature: -7°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -7°C
Cloudy with a slight chance of flurries.
Monday, January 19th, 2026
Overnight Temperature: -6°C
Cloudy. Windy at times.
Morning Temperature: -4°C
Cloudy with a chance of flurries. Windy.
Afternoon Temperature: -7°C
Cloudy with a chance of flurries. Windy.
Evening Temperature: -8°C
A mix of cloudy and clear skies with a chance of flurries. Windy at times.



 

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This WeatherCity Weather Forecast for Harriston, 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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