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September 12th, 2025 :: 12:56 pm CDT   

Local Weather Report for
Charleston
Illinois, United States

 Current Charleston Weather Conditions Updated September 12th at 11:53 am 
Mostly Sunny
Temperature:82°F Dew Point:57°F
Barometer:30.21 inHg Wind:N 11 Mph
Humidity:42.3% Visibility:0M
 
 Charleston Weather Forecast Summary  
 
Today
Sep 12th
Saturday
Sep 13th
Sunday
Sep 14th
Monday
Sep 15th
Tuesday
Sep 16th
Cloudy Cloudy Cloudy Cloudy Cloudy
89°F
92°F
64°F
98°F
65°F
99°F
68°F
97°F
67°F
 
 Charleston Detailed Weather Forecast  
 
Friday, September 12th, 2025
Afternoon Temperature: 85°F
A mix of cloud and sun.
Evening Temperature: 68°F
Cloudy.
Saturday, September 13th, 2025
Overnight Temperature: 65°F
Clear with cloudy periods.
Morning Temperature: 86°F
Sunny. Windy at times.
Afternoon Temperature: 87°F
Cloudy. Windy at times.
Evening Temperature: 69°F
Cloudy with a chance of showers.
Sunday, September 14th, 2025
Overnight Temperature: 65°F
Cloudy with a chance of showers.
Morning Temperature: 85°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 94°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 74°F
Cloudy. Chance of a thunderstorm.
Monday, September 15th, 2025
Overnight Temperature: 69°F
Clear with cloudy periods.
Morning Temperature: 89°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 95°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 74°F
Cloudy with a chance of showers.
Tuesday, September 16th, 2025
Overnight Temperature: 68°F
Cloudy with a chance of showers.
Morning Temperature: 88°F
A mix of cloud and sun. Slight chance of a thunderstorm.
Afternoon Temperature: 93°F
A mix of sun and cloud. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 69°F
Cloudy with a chance of showers. Windy at times.
Wednesday, September 17th, 2025
Overnight Temperature: 68°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 86°F
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 92°F
A mix of cloud and sun. Slight chance of a thunderstorm.
Evening Temperature: 73°F
A mix of cloudy and clear skies with a chance of showers.
Thursday, September 18th, 2025
Overnight Temperature: 67°F
A mix of cloudy and clear skies.
Morning Temperature: 87°F
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 92°F
Cloudy. Chance of a thunderstorm.
Evening Temperature: 72°F
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Friday, September 19th, 2025
Overnight Temperature: 68°F
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 81°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 86°F
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 70°F
Cloudy with a slight chance of showers. Windy at times.
Saturday, September 20th, 2025
Overnight Temperature: 64°F
Clear.
Morning Temperature: 79°F
Sunny. Windy at times.
Afternoon Temperature: 79°F
Cloudy. Windy at times.
Evening Temperature: 65°F
Clear.





 

  [ Local Weather Report ]
Mattoon, IL 
11:53 AM  82°F
Mostly Sunny
 
Casey, IL 
 
Tuscola, IL 
 
Sullivan, IL 
 
Marshall, IL 
 
Paris, IL 
 
Shelbyville, IL 
 
Effingham, IL 
11:55 AM  86°F
 
 
Newton, IL 
 
Champaign, IL 
11:53 AM  86°F
Mostly Sunny

This WeatherCity Weather Forecast for Charleston, 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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