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January 13th, 2026 :: 11:54 am EST   

Local Weather Report for
Harriston
Ontario, Canada

 Harriston Weather Forecast Summary  
 
Today
Jan 13th 		Wednesday
Jan 14th 		Thursday
Jan 15th 		Friday
Jan 16th 		Saturday
Jan 17th
Mix of rain and snow Cloudy Cloudy Flurries Flurries
1°C
 0°C
-14°C		 -12°C
-17°C		 -2°C
-12°C		 -3°C
-10°C
 
 Harriston Detailed Weather Forecast  
 
Tuesday, January 13th, 2026
Afternoon Temperature: 1°C
Cloudy with flurries or showers likely. Risk of freezing rain. Windy.
Evening Temperature: 1°C
Cloudy with a slight chance of flurries or showers. Windy.
Wednesday, January 14th, 2026
Overnight Temperature: 0°C
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: -5°C
Cloudy with a chance of flurries. Windy at times.
Afternoon Temperature: -10°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -13°C
Cloudy with a chance of flurries. Windy at times.
Thursday, January 15th, 2026
Overnight Temperature: -15°C
Cloudy with a chance of flurries. Windy.
Morning Temperature: -14°C
Cloudy with a chance of flurries. Windy.
Afternoon Temperature: -15°C
A mix of cloud and sun. Windy at times.
Evening Temperature: -14°C
Cloudy.
Friday, January 16th, 2026
Overnight Temperature: -10°C
Cloudy. Windy at times.
Morning Temperature: -6°C
Cloudy with a chance of flurries. Windy.
Afternoon Temperature: -5°C
Cloudy with a chance of flurries. Windy.
Evening Temperature: -3°C
Cloudy with flurries likely. Windy.
Saturday, January 17th, 2026
Overnight Temperature: -3°C
Cloudy with a chance of flurries. Windy.
Morning Temperature: -3°C
Cloudy with a slight chance of flurries. Windy at times.
Afternoon Temperature: -4°C
Cloudy with a chance of flurries.
Evening Temperature: -8°C
Cloudy with flurries likely. Windy at times.
Sunday, January 18th, 2026
Overnight Temperature: -12°C
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: -14°C
Cloudy. Windy at times.
Afternoon Temperature: -15°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -14°C
Cloudy with a chance of flurries. Windy at times.
Monday, January 19th, 2026
Overnight Temperature: -13°C
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: -12°C
Cloudy with a chance of flurries. Windy at times.
Afternoon Temperature: -11°C
Cloudy with a chance of flurries. Windy at times.
Evening Temperature: -12°C
Cloudy with a chance of flurries. Windy at times.
Tuesday, January 20th, 2026
Overnight Temperature: -19°C
Cloudy. Windy at times.
Morning Temperature: -20°C
Sunny with cloudy periods. Windy.
Afternoon Temperature: -23°C
Sunny with cloudy periods with a slight chance of flurries. Windy at times.
Evening Temperature: -27°C
A mix of cloudy and clear skies.
Wednesday, January 21st, 2026
Overnight Temperature: -22°C
Cloudy.
Morning Temperature: -16°C
Cloudy. Windy at times.
Afternoon Temperature: -14°C
Cloudy. Windy at times.
Evening Temperature: -15°C
Cloudy.



 

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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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