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June 5th, 2026 :: 2:53 am EDT   

Local Weather Report for
Grand Valley
Ontario, Canada

 Grand Valley Weather Forecast Summary  
 
Today
Jun 5th
Saturday
Jun 6th
Sunday
Jun 7th
Monday
Jun 8th
Tuesday
Jun 9th
Mostly Cloudy with Showers Mix of Cloud and Sun Mix of Sun and Cloud Sunny Sunny
25°C
20°C
16°C
21°C
13°C
21°C
12°C
24°C
12°C
 
 Grand Valley Detailed Weather Forecast  
 
Friday, June 5th, 2026
Overnight Temperature: 15°C
Clear with cloudy periods.
Morning Temperature: 21°C
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 25°C
A mix of sun and cloud. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 18°C
Cloudy with showers likely. Windy at times.
Saturday, June 6th, 2026
Overnight Temperature: 18°C
Mostly cloudy with a chance of showers. Windy at times.
Morning Temperature: 18°C
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 20°C
A mix of cloud and sun with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 18°C
Clear with cloudy periods with showers likely. Chance of a thunderstorm.
Sunday, June 7th, 2026
Overnight Temperature: 15°C
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 16°C
A mix of sun and cloud.
Afternoon Temperature: 20°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 15°C
Clear.
Monday, June 8th, 2026
Overnight Temperature: 13°C
Mostly clear.
Morning Temperature: 15°C
Sunny. Windy at times.
Afternoon Temperature: 20°C
Sunny. Windy at times.
Evening Temperature: 15°C
Clear.
Tuesday, June 9th, 2026
Overnight Temperature: 12°C
Clear.
Morning Temperature: 19°C
Sunny. Windy at times.
Afternoon Temperature: 24°C
Sunny. Windy at times.
Evening Temperature: 16°C
Clear.
Wednesday, June 10th, 2026
Overnight Temperature: 13°C
Clear.
Morning Temperature: 20°C
Sunny.
Afternoon Temperature: 25°C
Sunny.
Evening Temperature: 19°C
Clear.
Thursday, June 11th, 2026
Overnight Temperature: 15°C
Clear.
Morning Temperature: 22°C
Sunny.
Afternoon Temperature: 27°C
Sunny.
Evening Temperature: 21°C
Mostly clear.
Friday, June 12th, 2026
Overnight Temperature: 17°C
Mostly clear.
Morning Temperature: 24°C
Mostly sunny.
Afternoon Temperature: 28°C
Mostly sunny.
Evening Temperature: 21°C
Clear.





 

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This WeatherCity Weather Forecast for Grand Valley, 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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