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September 4th, 2025 :: 5:58 am EDT   

Local Weather Report for
Marathon
Ontario, Canada

 Marathon Weather Forecast Summary  
 
Today
Sep 4th
Friday
Sep 5th
Saturday
Sep 6th
Sunday
Sep 7th
Monday
Sep 8th
Mix of rain and snow Showers Cloudy Cloudy Cloudy
45°F
46°F
39°F
48°F
37°F
52°F
40°F
59°F
44°F
 
 Marathon Detailed Weather Forecast  
 
Thursday, September 4th, 2025
Morning Temperature: 41°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 44°F
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 45°F
Cloudy with a chance of showers.
Friday, September 5th, 2025
Overnight Temperature: 43°F
Cloudy with a chance of showers.
Morning Temperature: 43°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 43°F
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 40°F
Cloudy with showers likely. Windy at times.
Saturday, September 6th, 2025
Overnight Temperature: 39°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries.
Morning Temperature: 46°F
Cloudy.
Afternoon Temperature: 45°F
Cloudy with a slight chance of showers.
Evening Temperature: 39°F
Cloudy.
Sunday, September 7th, 2025
Overnight Temperature: 40°F
Cloudy.
Morning Temperature: 47°F
Cloudy. Windy at times.
Afternoon Temperature: 49°F
Cloudy.
Evening Temperature: 43°F
A mix of cloudy and clear skies with a chance of showers.
Monday, September 8th, 2025
Overnight Temperature: 46°F
A mix of cloudy and clear skies.
Morning Temperature: 58°F
Cloudy. Windy at times.
Afternoon Temperature: 55°F
Cloudy. Windy at times.
Evening Temperature: 47°F
Cloudy.
Tuesday, September 9th, 2025
Overnight Temperature: 53°F
Cloudy.
Morning Temperature: 55°F
Cloudy with showers likely. Windy at times.
Afternoon Temperature: 54°F
Cloudy with a chance of showers.
Evening Temperature: 50°F
Cloudy. Windy at times.
Wednesday, September 10th, 2025
Overnight Temperature: 39°F
A mix of cloudy and clear skies.
Morning Temperature: 53°F
Sunny. Windy at times.
Afternoon Temperature: 53°F
Cloudy.
Evening Temperature: 39°F
Clear.
Thursday, September 11th, 2025
Overnight Temperature: 37°F
Clear.
Morning Temperature: 56°F
Sunny.
Afternoon Temperature: 52°F
A mix of sun and cloud.
Evening Temperature: 42°F
A mix of cloudy and clear skies.
Friday, September 12th, 2025
Overnight Temperature: 42°F
Cloudy.
Morning Temperature: 58°F
Cloudy. Windy at times.
Afternoon Temperature: 55°F
Cloudy. Windy at times.
Evening Temperature: 54°F
Cloudy with clear periods. Windy at times.





 

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This WeatherCity Weather Forecast for Marathon, 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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