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August 2nd, 2025 :: 1:10 pm EDT   

Local Weather Report for
Harriston
Ontario, Canada

 Current Harriston Weather Conditions Updated August 2nd at 12:00 pm 
Temperature:21°C Dew Point:9°C
Barometer:n/a Wind:N 10 Km/h
Humidity:46.2% Visibility:n/a
 
 Harriston Weather Forecast Summary  
 
Today
Aug 2nd
Sunday
Aug 3rd
Monday
Aug 4th
Tuesday
Aug 5th
Wednesday
Aug 6th
Sunny Mostly Sunny Mix of Cloud and Sun Cloudy Cloudy
25°C
28°C
13°C
30°C
15°C
31°C
17°C
30°C
18°C
 
 Harriston Detailed Weather Forecast  
 
Saturday, August 2nd, 2025
Afternoon Temperature: 23°C
Sunny. Windy at times.
Evening Temperature: 14°C
Clear.
Sunday, August 3rd, 2025
Overnight Temperature: 15°C
Clear.
Morning Temperature: 26°C
Sunny.
Afternoon Temperature: 26°C
A mix of cloud and sun.
Evening Temperature: 16°C
Clear.
Monday, August 4th, 2025
Overnight Temperature: 17°C
Clear.
Morning Temperature: 29°C
Sunny with cloudy periods.
Afternoon Temperature: 25°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 18°C
A mix of cloudy and clear skies.
Tuesday, August 5th, 2025
Overnight Temperature: 19°C
Clear.
Morning Temperature: 30°C
Cloudy. Windy at times.
Afternoon Temperature: 29°C
Cloudy. Windy at times.
Evening Temperature: 19°C
A mix of cloudy and clear skies.
Wednesday, August 6th, 2025
Overnight Temperature: 20°C
Cloudy.
Morning Temperature: 28°C
Cloudy. Windy at times.
Afternoon Temperature: 28°C
Sunny with cloudy periods. Windy at times.
Evening Temperature: 18°C
Clear.
Thursday, August 7th, 2025
Overnight Temperature: 18°C
A mix of cloudy and clear skies.
Morning Temperature: 29°C
Mostly sunny. Windy at times.
Afternoon Temperature: 29°C
Mostly sunny. Windy at times.
Evening Temperature: 19°C
Clear.
Friday, August 8th, 2025
Overnight Temperature: 19°C
Clear. Windy at times.
Morning Temperature: 30°C
Mostly sunny. Windy at times.
Afternoon Temperature: 30°C
Sunny with cloudy periods. Windy at times.
Evening Temperature: 21°C
Clear. Windy at times.
Saturday, August 9th, 2025
Overnight Temperature: 20°C
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 31°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 32°C
Cloudy. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 23°C
Clear with cloudy periods. Windy at times.
Sunday, August 10th, 2025
Overnight Temperature: 21°C
Cloudy. Chance of a thunderstorm. Windy at times.
Morning Temperature: 29°C
Cloudy with a chance of showers or thundershowers. Windy.
Afternoon Temperature: 25°C
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 19°C
Cloudy with a few showers. 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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