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September 12th, 2025 :: 3:05 pm CDT   

Local Weather Report for
Mattoon
Illinois, United States

 Current Mattoon Weather Conditions Updated September 12th at 1:53 pm 
Mostly Sunny
Temperature:31°C Dew Point:14°C
Barometer:102.1 kPa Wind: 21 Km/h
Humidity:35.6% Visibility:0 Km
 
 Mattoon Weather Forecast Summary  
 
Today
Sep 12th
Saturday
Sep 13th
Sunday
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Cloudy Cloudy Cloudy Cloudy Cloudy
32°C
34°C
18°C
37°C
18°C
37°C
20°C
36°C
20°C
 
 Mattoon Detailed Weather Forecast  
 
Friday, September 12th, 2025
Afternoon Temperature: 29°C
A mix of cloud and sun.
Evening Temperature: 20°C
Cloudy.
Saturday, September 13th, 2025
Overnight Temperature: 18°C
Clear with cloudy periods.
Morning Temperature: 30°C
Sunny. Windy at times.
Afternoon Temperature: 30°C
Cloudy. Windy at times.
Evening Temperature: 21°C
Cloudy with a chance of showers.
Sunday, September 14th, 2025
Overnight Temperature: 18°C
Cloudy with a chance of showers.
Morning Temperature: 29°C
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 35°C
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 23°C
Cloudy. Chance of a thunderstorm.
Monday, September 15th, 2025
Overnight Temperature: 21°C
Clear with cloudy periods.
Morning Temperature: 32°C
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 35°C
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 23°C
Cloudy with a chance of showers.
Tuesday, September 16th, 2025
Overnight Temperature: 20°C
Cloudy with a chance of showers.
Morning Temperature: 31°C
A mix of cloud and sun. Slight chance of a thunderstorm.
Afternoon Temperature: 34°C
A mix of sun and cloud. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 20°C
Cloudy with a chance of showers. Windy at times.
Wednesday, September 17th, 2025
Overnight Temperature: 20°C
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 30°C
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 33°C
A mix of cloud and sun. Slight chance of a thunderstorm.
Evening Temperature: 23°C
A mix of cloudy and clear skies with a chance of showers.
Thursday, September 18th, 2025
Overnight Temperature: 19°C
A mix of cloudy and clear skies.
Morning Temperature: 31°C
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 33°C
Cloudy. Chance of a thunderstorm.
Evening Temperature: 22°C
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Friday, September 19th, 2025
Overnight Temperature: 20°C
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 27°C
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 30°C
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 21°C
Cloudy with a slight chance of showers. Windy at times.
Saturday, September 20th, 2025
Overnight Temperature: 18°C
Clear.
Morning Temperature: 26°C
Sunny. Windy at times.
Afternoon Temperature: 26°C
Cloudy. Windy at times.
Evening Temperature: 18°C
Clear.





 

  [ Local Weather Report ]
Charleston, IL 
1:53 PM  31°C
Mostly Sunny
 
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1:55 PM  31°C
 
 
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Champaign, IL 
1:53 PM  31°C
Overcast

This WeatherCity Weather Forecast for Mattoon, 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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