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Sunset:  4:47 pm
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January 7th, 2026 :: 7:55 am CST   

Local Weather Report for
Chillicothe
Illinois, United States

 Chillicothe Weather Forecast Summary  
 
Today
Jan 7th
Thursday
Jan 8th
Friday
Jan 9th
Saturday
Jan 10th
Sunday
Jan 11th
Sunny Showers Cloudy Mix of rain and snow Cloudy
53°F
61°F
44°F
59°F
39°F
38°F
22°F
30°F
19°F
 
 Chillicothe Detailed Weather Forecast  
 
Wednesday, January 7th, 2026
Morning Temperature: 45°F
Sunny. Windy at times.
Afternoon Temperature: 45°F
Sunny. Windy at times.
Evening Temperature: 44°F
Clear. Windy at times.
Thursday, January 8th, 2026
Overnight Temperature: 45°F
Cloudy. Windy at times.
Morning Temperature: 51°F
Cloudy with showers likely. Windy.
Afternoon Temperature: 58°F
Cloudy with a few showers. Wind 20 to 30 mph.
Evening Temperature: 61°F
Cloudy with a few showers. Windy.
Friday, January 9th, 2026
Overnight Temperature: 55°F
Cloudy with a slight chance of showers. Windy.
Morning Temperature: 43°F
Cloudy with a slight chance of showers. Windy at times.
Afternoon Temperature: 41°F
Cloudy.
Evening Temperature: 39°F
Cloudy. Windy at times.
Saturday, January 10th, 2026
Overnight Temperature: 38°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy at times.
Morning Temperature: 36°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy at times.
Afternoon Temperature: 32°F
Cloudy with flurries likely. Windy.
Evening Temperature: 25°F
Clear with cloudy periods with a slight chance of flurries. Windy.
Sunday, January 11th, 2026
Overnight Temperature: 19°F
Cloudy. Windy.
Morning Temperature: 26°F
Cloudy. Windy.
Afternoon Temperature: 26°F
Sunny. Windy at times.
Evening Temperature: 24°F
A mix of cloudy and clear skies.
Monday, January 12th, 2026
Overnight Temperature: 25°F
Cloudy. Windy at times.
Morning Temperature: 33°F
Cloudy. Windy.
Afternoon Temperature: 34°F
Sunny. Windy at times.
Evening Temperature: 32°F
Cloudy. Windy at times.
Tuesday, January 13th, 2026
Overnight Temperature: 32°F
Cloudy. Windy at times.
Morning Temperature: 37°F
Cloudy. Windy at times.
Afternoon Temperature: 34°F
Cloudy.
Evening Temperature: 30°F
Cloudy.
Wednesday, January 14th, 2026
Overnight Temperature: 27°F
A mix of cloudy and clear skies.
Morning Temperature: 31°F
Cloudy.
Afternoon Temperature: 27°F
Sunny with cloudy periods.
Evening Temperature: 25°F
Clear.
Thursday, January 15th, 2026
Overnight Temperature: 23°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 24°F
Cloudy. Windy at times.
Afternoon Temperature: 23°F
Sunny.
Evening Temperature: 22°F
Clear.





 

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6:55 AM  32°F
mist
 
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6:54 AM  32°F
moderate fog
 
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6:54 AM  32°F
moderate fog
 
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6:54 AM  32°F
moderate fog
 
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6:54 AM  32°F
moderate fog
 
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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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