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September 19th, 2025 :: 5:40 am CDT   

Local Weather Report for
Chillicothe
Illinois, United States

 Current Chillicothe Weather Conditions Updated September 19th at 4:55 am 
Temperature:17°C Dew Point:13°C
Barometer:101.6 kPa Wind:calm
Humidity:77.3% Visibility:0 Km
 
 Chillicothe Weather Forecast Summary  
 
Today
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Monday
Sep 22nd
Tuesday
Sep 23rd
Showers Showers Cloudy Thundershowers Cloudy
30°C
30°C
17°C
26°C
18°C
29°C
17°C
29°C
17°C
 
 Chillicothe Detailed Weather Forecast  
 
Friday, September 19th, 2025
Morning Temperature: 27°C
Cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 27°C
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Evening Temperature: 19°C
Cloudy with showers likely. Slight chance of a thunderstorm.
Saturday, September 20th, 2025
Overnight Temperature: 18°C
A mix of cloudy and clear skies.
Morning Temperature: 26°C
Cloudy with a slight chance of showers or thundershowers.
Afternoon Temperature: 25°C
Cloudy with showers likely. Slight chance of a thunderstorm.
Evening Temperature: 18°C
Cloudy with showers likely.
Sunday, September 21st, 2025
Overnight Temperature: 18°C
Cloudy.
Morning Temperature: 23°C
Cloudy. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 25°C
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 19°C
Cloudy. Windy at times.
Monday, September 22nd, 2025
Overnight Temperature: 17°C
Clear with a chance of showers.
Morning Temperature: 25°C
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 26°C
Cloudy with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 19°C
Cloudy with a few showers. Slight chance of a thunderstorm.
Tuesday, September 23rd, 2025
Overnight Temperature: 18°C
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 26°C
Cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 27°C
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 19°C
A mix of cloudy and clear skies with a slight chance of showers.
Wednesday, September 24th, 2025
Overnight Temperature: 17°C
Cloudy.
Morning Temperature: 24°C
Cloudy with sunny periods. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 25°C
Cloudy with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 18°C
Cloudy. Windy at times.
Thursday, September 25th, 2025
Overnight Temperature: 17°C
Cloudy. Windy at times.
Morning Temperature: 20°C
Cloudy with sunny periods. Windy at times.
Afternoon Temperature: 20°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 13°C
Clear.
Friday, September 26th, 2025
Overnight Temperature: 11°C
Clear.
Morning Temperature: 20°C
Sunny.
Afternoon Temperature: 20°C
A mix of cloud and sun.
Evening Temperature: 14°C
Cloudy.
Saturday, September 27th, 2025
Overnight Temperature: 13°C
Cloudy.
Morning Temperature: 21°C
Cloudy.
Afternoon Temperature: 21°C
A mix of cloud and sun.
Evening Temperature: 14°C
Clear.





 

  [ Local Weather Report ]
Lacon, IL 
4:55 AM  17°C
 
 
Henry, IL 
4:55 AM  17°C
 
 
Washington, IL 
 
West Peoria, IL 
4:54 AM  19°C
 
 
Eureka, IL 
 
East Peoria, IL 
4:54 AM  19°C
 
 
Peoria, IL 
4:54 AM  19°C
 
 
Marquette Heights, IL 
4:54 AM  19°C
 
 
Pekin, IL 
4:54 AM  19°C
 
 
Farmington, IL 

This WeatherCity Weather Forecast for Chillicothe, 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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