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July 6th, 2026 :: 1:22 am EDT   

Local Weather Report for
Sarnia
Ontario, Canada

 Current Sarnia Weather Conditions Updated July 6th at 12:00 am 
Overcast
Temperature:20°C Dew Point:16°C
Barometer:101.6 kPa Wind:N 10 Km/h
Humidity:77.8% Visibility:0 Km
 
 Sarnia Weather Forecast Summary  
 
Today
Jul 6th
Tuesday
Jul 7th
Wednesday
Jul 8th
Thursday
Jul 9th
Friday
Jul 10th
Mix of Cloud and Sun Mostly Sunny Mostly Sunny Mix of Cloud and Sun Mostly Sunny
25°C
26°C
16°C
27°C
16°C
24°C
18°C
24°C
17°C
 
 Sarnia Detailed Weather Forecast  
 
Monday, July 6th, 2026
Overnight Temperature: 17°C
Cloudy with a slight chance of showers.
Morning Temperature: 18°C
Cloudy with sunny periods. Windy at times.
Afternoon Temperature: 24°C
Sunny. Windy at times.
Evening Temperature: 20°C
Clear. Windy at times.
Tuesday, July 7th, 2026
Overnight Temperature: 16°C
Mostly clear.
Morning Temperature: 21°C
Sunny. Windy at times.
Afternoon Temperature: 26°C
Sunny. Windy at times.
Evening Temperature: 20°C
Clear.
Wednesday, July 8th, 2026
Overnight Temperature: 17°C
Clear.
Morning Temperature: 22°C
Sunny.
Afternoon Temperature: 27°C
Sunny.
Evening Temperature: 23°C
Mostly clear.
Thursday, July 9th, 2026
Overnight Temperature: 20°C
A mix of clear and cloudy skies.
Morning Temperature: 22°C
Mostly cloudy with showers likely. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 22°C
A mix of cloud and sun with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 19°C
Mostly clear with a chance of showers. Windy at times.
Friday, July 10th, 2026
Overnight Temperature: 17°C
Clear with cloudy periods.
Morning Temperature: 20°C
Mostly sunny.
Afternoon Temperature: 24°C
Sunny. Windy at times.
Evening Temperature: 18°C
Mostly clear. Windy at times.
Saturday, July 11th, 2026
Overnight Temperature: 14°C
Mostly clear.
Morning Temperature: 19°C
Mostly sunny.
Afternoon Temperature: 25°C
Mostly sunny.
Evening Temperature: 20°C
A mix of clear and cloudy skies.
Sunday, July 12th, 2026
Overnight Temperature: 17°C
A mix of cloudy and clear skies.
Morning Temperature: 20°C
A mix of cloud and sun.
Afternoon Temperature: 23°C
Sunny with cloudy periods.
Evening Temperature: 20°C
Clear with cloudy periods.
Monday, July 13th, 2026
Overnight Temperature: 18°C
A mix of cloudy and clear skies. Slight chance of a thunderstorm.
Morning Temperature: 21°C
Mostly sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 23°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 19°C
Mostly clear.





 

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This WeatherCity Weather Forecast for Sarnia, 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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