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July 23rd, 2026 :: 1:20 am CDT   

Local Weather Report for
Charleston
Illinois, United States

 Current Charleston Weather Conditions Updated July 22nd at 11:53 pm 
Temperature:61°F Dew Point:55°F
Barometer:30.12 inHg Wind:calm
Humidity:82.4% Visibility:0M
 
 Charleston Weather Forecast Summary  
 
Today
Jul 23rd
Friday
Jul 24th
Saturday
Jul 25th
Sunday
Jul 26th
Monday
Jul 27th
Mostly Sunny Mix of Cloud and Sun Mix of Cloud and Sun Mix of Sun and Cloud Mostly Sunny
74°F
67°F
62°F
81°F
62°F
89°F
72°F
91°F
76°F
 
 Charleston Detailed Weather Forecast  
 
Thursday, July 23rd, 2026
Overnight Temperature: 55°F
Mostly clear.
Morning Temperature: 59°F
Sunny.
Afternoon Temperature: 72°F
Sunny.
Evening Temperature: 66°F
Clear with cloudy periods.
Friday, July 24th, 2026
Overnight Temperature: 62°F
Mostly cloudy.
Morning Temperature: 62°F
Cloudy.
Afternoon Temperature: 66°F
A mix of sun and cloud.
Evening Temperature: 64°F
Clear with cloudy periods.
Saturday, July 25th, 2026
Overnight Temperature: 63°F
A mix of cloudy and clear skies with a slight chance of showers.
Morning Temperature: 65°F
A mix of cloud and sun with a slight chance of showers.
Afternoon Temperature: 78°F
A mix of sun and cloud. Chance of a thunderstorm.
Evening Temperature: 77°F
Clear with cloudy periods. Chance of a thunderstorm.
Sunday, July 26th, 2026
Overnight Temperature: 73°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 79°F
A mix of cloud and sun. Chance of a thunderstorm.
Afternoon Temperature: 87°F
A mix of sun and cloud with a chance of showers or thundershowers.
Evening Temperature: 84°F
Clear with cloudy periods. Chance of a thunderstorm.
Monday, July 27th, 2026
Overnight Temperature: 78°F
Clear with cloudy periods. Chance of a thunderstorm.
Morning Temperature: 80°F
A mix of sun and cloud. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 90°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 83°F
Clear. Chance of a thunderstorm. Windy at times.
Tuesday, July 28th, 2026
Overnight Temperature: 76°F
Clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 77°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 90°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 85°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Wednesday, July 29th, 2026
Overnight Temperature: 77°F
Clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 76°F
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 81°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Evening Temperature: 73°F
A mix of clear and cloudy skies. Slight chance of a thunderstorm. Windy at times.
Thursday, July 30th, 2026
Overnight Temperature: 62°F
Clear.
Morning Temperature: 66°F
Mostly sunny.
Afternoon Temperature: 77°F
Sunny with cloudy periods.
Evening Temperature: 71°F
A mix of cloudy and clear skies.





 

  [ Local Weather Report ]
Mattoon, IL 
11:53 PM  61°F
 
 
Casey, IL 
 
Tuscola, IL 
 
Sullivan, IL 
 
Marshall, IL 
 
Paris, IL 
11:55 PM  59°F
 
 
Shelbyville, IL 
 
Effingham, IL 
11:55 PM  64°F
 
 
Newton, IL 
 
Champaign, IL 
11:53 PM  61°F
 

 
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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