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July 12th, 2026 :: 1:19 pm EDT   

Local Weather Report for
Thunder Bay
Ontario, Canada

 Current Thunder Bay Weather Conditions Updated July 12th at 12:00 pm 
Partly Sunny
Temperature:26°C Dew Point:21°C
Barometer:101.5 kPa Wind:N 10 Km/h
Humidity:74.0% Visibility:0 Km
 
 Thunder Bay Weather Forecast Summary  
 
Today
Jul 12th
Monday
Jul 13th
Tuesday
Jul 14th
Wednesday
Jul 15th
Thursday
Jul 16th
Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
21°C
26°C
17°C
26°C
21°C
23°C
16°C
19°C
13°C
 
 Thunder Bay Detailed Weather Forecast  
 
Sunday, July 12th, 2026
Afternoon Temperature: 21°C
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 18°C
Clear. Slight chance of a thunderstorm.
Monday, July 13th, 2026
Overnight Temperature: 18°C
Clear.
Morning Temperature: 20°C
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 24°C
Mostly sunny.
Evening Temperature: 25°C
Mostly clear. Windy at times.
Tuesday, July 14th, 2026
Overnight Temperature: 23°C
Clear. Windy at times.
Morning Temperature: 23°C
Mostly sunny.
Afternoon Temperature: 26°C
Sunny. Windy at times.
Evening Temperature: 22°C
A mix of cloudy and clear skies.
Wednesday, July 15th, 2026
Overnight Temperature: 17°C
Mostly cloudy.
Morning Temperature: 19°C
Sunny.
Afternoon Temperature: 22°C
Sunny.
Evening Temperature: 16°C
Mostly clear.
Thursday, July 16th, 2026
Overnight Temperature: 17°C
Clear with cloudy periods.
Morning Temperature: 17°C
Mostly sunny.
Afternoon Temperature: 17°C
Sunny with cloudy periods.
Evening Temperature: 14°C
Clear.
Friday, July 17th, 2026
Overnight Temperature: 13°C
Clear.
Morning Temperature: 15°C
Sunny.
Afternoon Temperature: 18°C
Sunny.
Evening Temperature: 14°C
Clear.
Saturday, July 18th, 2026
Overnight Temperature: 12°C
Cloudy with a chance of showers.
Morning Temperature: 11°C
A mix of cloud and sun with a chance of showers.
Afternoon Temperature: 14°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 15°C
Clear.
Sunday, July 19th, 2026
Overnight Temperature: 12°C
Clear.
Morning Temperature: 16°C
Mostly sunny.
Afternoon Temperature: 16°C
A mix of sun and cloud.
Evening Temperature: 13°C
Clear with cloudy periods.
Monday, July 20th, 2026
Overnight Temperature: 13°C
A mix of cloudy and clear skies.
Morning Temperature: 13°C
Mostly cloudy.
Afternoon Temperature: 16°C
Sunny with cloudy periods.
Evening Temperature: 14°C
Clear with cloudy periods.





 

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This WeatherCity Weather Forecast for Thunder Bay, 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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