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September 8th, 2025 :: 5:51 pm EDT   

Local Weather Report for
Dunnville
Ontario, Canada

 Dunnville Weather Forecast Summary  
 
Today
Sep 8th
Tuesday
Sep 9th
Wednesday
Sep 10th
Thursday
Sep 11th
Friday
Sep 12th
Sunny Sunny Mix of Cloud and Sun Mix of Cloud and Sun Cloudy
21°C
24°C
11°C
25°C
14°C
26°C
14°C
22°C
14°C
 
 Dunnville Detailed Weather Forecast  
 
Monday, September 8th, 2025
Evening Temperature: 12°C
Clear.
Tuesday, September 9th, 2025
Overnight Temperature: 12°C
Clear.
Morning Temperature: 22°C
Sunny.
Afternoon Temperature: 20°C
Sunny.
Evening Temperature: 14°C
Clear.
Wednesday, September 10th, 2025
Overnight Temperature: 15°C
Clear with cloudy periods.
Morning Temperature: 24°C
Sunny.
Afternoon Temperature: 22°C
Sunny.
Evening Temperature: 15°C
A mix of cloudy and clear skies.
Thursday, September 11th, 2025
Overnight Temperature: 14°C
A mix of cloudy and clear skies.
Morning Temperature: 25°C
Sunny.
Afternoon Temperature: 23°C
Mostly sunny.
Evening Temperature: 16°C
Clear.
Friday, September 12th, 2025
Overnight Temperature: 14°C
Clear.
Morning Temperature: 22°C
Cloudy. Windy at times.
Afternoon Temperature: 18°C
Cloudy. Windy at times.
Evening Temperature: 14°C
Clear with cloudy periods.
Saturday, September 13th, 2025
Overnight Temperature: 15°C
A mix of clear and cloudy skies.
Morning Temperature: 25°C
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 24°C
Cloudy. Windy at times.
Evening Temperature: 19°C
Cloudy with a chance of showers.
Sunday, September 14th, 2025
Overnight Temperature: 18°C
Cloudy with a chance of showers.
Morning Temperature: 22°C
Cloudy with sunny periods with showers likely. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 16°C
Cloudy with a few showers.
Evening Temperature: 12°C
Clear. Windy at times.
Monday, September 15th, 2025
Overnight Temperature: 13°C
Cloudy.
Morning Temperature: 17°C
Cloudy with a slight chance of showers. Windy at times.
Afternoon Temperature: 16°C
Sunny with cloudy periods. Windy at times.
Evening Temperature: 16°C
Cloudy.
Tuesday, September 16th, 2025
Overnight Temperature: 15°C
Mostly clear.
Morning Temperature: 22°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 19°C
Sunny. Windy at times.
Evening Temperature: 16°C
Mostly clear.





 

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5:00 PM  18°C
 
 
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5:00 PM  18°C
 
 
Grimsby, ON 
5:00 PM  18°C
 

This WeatherCity Weather Forecast for Dunnville, 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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