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July 28th, 2026 :: 8:40 am EDT   

Local Weather Report for
Saint Thomas
Ontario, Canada

 Saint Thomas Weather Forecast Summary  
 
Today
Jul 28th
Wednesday
Jul 29th
Thursday
Jul 30th
Friday
Jul 31st
Saturday
Aug 1st
Mostly Sunny Sunny Sunny Mostly Sunny Mix of Sun and Cloud
28°C
26°C
15°C
28°C
15°C
29°C
16°C
29°C
18°C
 
 Saint Thomas Detailed Weather Forecast  
 
Tuesday, July 28th, 2026
Morning Temperature: 21°C
Sunny with cloudy periods with a chance of showers or thundershowers.
Afternoon Temperature: 26°C
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Evening Temperature: 20°C
Clear. Slight chance of a thunderstorm. Windy.
Wednesday, July 29th, 2026
Overnight Temperature: 15°C
Clear. Windy at times.
Morning Temperature: 20°C
Sunny. Windy at times.
Afternoon Temperature: 26°C
Sunny. Windy.
Evening Temperature: 19°C
Clear. Windy at times.
Thursday, July 30th, 2026
Overnight Temperature: 15°C
Clear. Windy at times.
Morning Temperature: 21°C
Sunny. Windy at times.
Afternoon Temperature: 28°C
Sunny. Windy at times.
Evening Temperature: 20°C
Clear.
Friday, July 31st, 2026
Overnight Temperature: 16°C
Clear.
Morning Temperature: 23°C
Sunny.
Afternoon Temperature: 28°C
Mostly sunny. Windy at times.
Evening Temperature: 21°C
Clear with cloudy periods.
Saturday, August 1st, 2026
Overnight Temperature: 18°C
A mix of cloudy and clear skies.
Morning Temperature: 23°C
A mix of cloud and sun.
Afternoon Temperature: 28°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 22°C
Mostly clear. Windy at times.
Sunday, August 2nd, 2026
Overnight Temperature: 19°C
Cloudy with showers likely.
Morning Temperature: 22°C
Mostly cloudy with a chance of showers or thundershowers.
Afternoon Temperature: 27°C
Mostly cloudy. Chance of a thunderstorm.
Evening Temperature: 22°C
A mix of clear and cloudy skies with a chance of showers or thundershowers.
Monday, August 3rd, 2026
Overnight Temperature: 18°C
Clear with a slight chance of showers.
Morning Temperature: 23°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 29°C
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 23°C
Clear.
Tuesday, August 4th, 2026
Overnight Temperature: 19°C
Clear.
Morning Temperature: 24°C
Sunny. Windy at times.
Afternoon Temperature: 31°C
Sunny.
Evening Temperature: 23°C
Clear.
Wednesday, August 5th, 2026
Overnight Temperature: 20°C
Mostly clear.
Morning Temperature: 26°C
Mostly sunny.
Afternoon Temperature: 33°C
Mostly sunny.
Evening Temperature: 23°C
Clear.





 

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This WeatherCity Weather Forecast for Saint Thomas, 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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