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September 12th, 2025 :: 12:12 am CDT   

Local Weather Report for
Marion
Illinois, United States

 Current Marion Weather Conditions Updated September 11th at 10:55 pm 
Temperature:23°C Dew Point:15°C
Barometer:102 kPa Wind:N 17 Km/h
Humidity:60.7% Visibility:0 Km
 
 Marion Weather Forecast Summary  
 
Today
Sep 12th
Saturday
Sep 13th
Sunday
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Cloudy Mostly Sunny Cloudy Thundershowers Thundershowers
35°C
35°C
18°C
38°C
19°C
37°C
20°C
36°C
20°C
 
 Marion Detailed Weather Forecast  
 
Friday, September 12th, 2025
Overnight Temperature: 19°C
Clear.
Morning Temperature: 31°C
Sunny.
Afternoon Temperature: 33°C
A mix of sun and cloud.
Evening Temperature: 21°C
Cloudy.
Saturday, September 13th, 2025
Overnight Temperature: 19°C
Clear with cloudy periods.
Morning Temperature: 31°C
Mostly sunny.
Afternoon Temperature: 32°C
Sunny with cloudy periods.
Evening Temperature: 24°C
Clear.
Sunday, September 14th, 2025
Overnight Temperature: 20°C
A mix of cloudy and clear skies.
Morning Temperature: 31°C
Cloudy with a chance of showers.
Afternoon Temperature: 34°C
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 23°C
Cloudy.
Monday, September 15th, 2025
Overnight Temperature: 20°C
Cloudy.
Morning Temperature: 32°C
A mix of cloud and sun with a slight chance of showers or thundershowers.
Afternoon Temperature: 35°C
A mix of cloud and sun. Chance of a thunderstorm.
Evening Temperature: 22°C
Cloudy with showers likely. Slight chance of a thunderstorm.
Tuesday, September 16th, 2025
Overnight Temperature: 20°C
Clear.
Morning Temperature: 32°C
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 30°C
Cloudy with sunny periods with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 21°C
Cloudy with showers likely.
Wednesday, September 17th, 2025
Overnight Temperature: 20°C
Clear.
Morning Temperature: 33°C
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 34°C
A mix of cloud and sun. Chance of a thunderstorm.
Evening Temperature: 22°C
Clear with cloudy periods with a chance of showers.
Thursday, September 18th, 2025
Overnight Temperature: 20°C
Mostly clear.
Morning Temperature: 32°C
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 33°C
A mix of cloud and sun. Chance of a thunderstorm.
Evening Temperature: 22°C
Mostly clear with a chance of showers.
Friday, September 19th, 2025
Overnight Temperature: 20°C
Clear.
Morning Temperature: 29°C
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 32°C
A mix of cloud and sun. Chance of a thunderstorm. Windy.
Evening Temperature: 18°C
Clear. Windy at times.





 

  [ Local Weather Report ]
Carterville, IL 
10:55 PM  23°C
 
 
Herrin, IL 
10:55 PM  23°C
 
 
Johnston City, IL 
10:55 PM  23°C
 
 
Hurst, IL 
10:52 PM  18°C
 
 
Zeigler, IL 
10:55 PM  23°C
 
 
West Frankfort, IL 
10:55 PM  23°C
 
 
Orient, IL 
10:55 PM  23°C
 
 
Carbondale, IL 
10:52 PM  18°C
 
 
Christopher, IL 
 
Murphysboro, IL 
10:52 PM  18°C
 

This WeatherCity Weather Forecast for Marion, Illinois, United States 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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