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January 18th, 2026 :: 5:03 pm CST   

Local Weather Report for
Rantoul
Illinois, United States

 Current Rantoul Weather Conditions Updated January 18th at 3:55 pm 
Overcast
Temperature:21°F Dew Point:12°F
Barometer:29.95 inHg Wind:N 26 Mph
Humidity:66.8% Visibility:0M
 
 Rantoul Weather Forecast Summary  
 
Today
Jan 18th
Monday
Jan 19th
Tuesday
Jan 20th
Wednesday
Jan 21st
Thursday
Jan 22nd
Cloudy Cloudy Cloudy Cloudy Cloudy
22°F
13°F
5°F
25°F
11°F
34°F
25°F
25°F
18°F
 
 Rantoul Detailed Weather Forecast  
 
Sunday, January 18th, 2026
Evening Temperature: 20°F
Cloudy. Windy.
Monday, January 19th, 2026
Overnight Temperature: 9°F
Cloudy. Windy.
Morning Temperature: 9°F
Sunny. Windy.
Afternoon Temperature: 11°F
Sunny. Windy at times.
Evening Temperature: 12°F
Cloudy. Windy at times.
Tuesday, January 20th, 2026
Overnight Temperature: 12°F
Clear.
Morning Temperature: 18°F
Sunny. Windy at times.
Afternoon Temperature: 19°F
Cloudy.
Evening Temperature: 24°F
Cloudy. Windy at times.
Wednesday, January 21st, 2026
Overnight Temperature: 31°F
Cloudy. Windy.
Morning Temperature: 34°F
Cloudy. Windy.
Afternoon Temperature: 29°F
Cloudy. Windy at times.
Evening Temperature: 27°F
Cloudy. Windy at times.
Thursday, January 22nd, 2026
Overnight Temperature: 19°F
Clear. Windy at times.
Morning Temperature: 22°F
Cloudy. Windy at times.
Afternoon Temperature: 22°F
Sunny.
Evening Temperature: 21°F
Cloudy.
Friday, January 23rd, 2026
Overnight Temperature: 23°F
Cloudy. Windy at times.
Morning Temperature: 31°F
Cloudy with a slight chance of flurries or showers. Risk of freezing rain. Windy.
Afternoon Temperature: 30°F
Cloudy with flurries likely.
Evening Temperature: 30°F
Cloudy with flurries likely. Windy at times.
Saturday, January 24th, 2026
Overnight Temperature: 21°F
Cloudy with a chance of flurries. Windy.
Morning Temperature: 14°F
Cloudy with a slight chance of flurries. Windy.
Afternoon Temperature: 7°F
Cloudy with sunny periods. Windy.
Evening Temperature: 2°F
Cloudy. Windy.
Sunday, January 25th, 2026
Overnight Temperature: -5°F
Clear with cloudy periods. Windy.
Morning Temperature: -4°F
Sunny. Windy at times.
Afternoon Temperature: -2°F
Sunny. Windy at times.
Evening Temperature: -2°F
Clear with cloudy periods.
Monday, January 26th, 2026
Overnight Temperature: -1°F
Cloudy.
Morning Temperature: 9°F
A mix of cloud and sun.
Afternoon Temperature: 9°F
Sunny.
Evening Temperature: 7°F
Clear with cloudy periods.





 

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This WeatherCity Weather Forecast for Rantoul, 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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