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January 13th, 2026 :: 10:09 pm CST   

Local Weather Report for
Belleville
Illinois, United States

 Current Belleville Weather Conditions Updated January 13th at 8:55 pm 
light rain
Temperature:54°F Dew Point:41°F
Barometer:29.8 inHg Wind:N 41 Mph
Humidity:62.2% Visibility:0M
 
 Belleville Weather Forecast Summary  
 
Today
Jan 13th
Wednesday
Jan 14th
Thursday
Jan 15th
Friday
Jan 16th
Saturday
Jan 17th
Cloudy Cloudy Cloudy Cloudy Cloudy
61°F
46°F
24°F
32°F
21°F
45°F
32°F
26°F
14°F
 
 Belleville Detailed Weather Forecast  
 
Wednesday, January 14th, 2026
Overnight Temperature: 45°F
Cloudy. Windy at times.
Morning Temperature: 37°F
Mostly sunny. Windy.
Afternoon Temperature: 29°F
Sunny. Windy.
Evening Temperature: 25°F
Clear. Windy at times.
Thursday, January 15th, 2026
Overnight Temperature: 22°F
Clear.
Morning Temperature: 28°F
Sunny. Windy at times.
Afternoon Temperature: 27°F
Sunny.
Evening Temperature: 29°F
Cloudy. Windy.
Friday, January 16th, 2026
Overnight Temperature: 36°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy.
Morning Temperature: 41°F
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries. Windy.
Afternoon Temperature: 38°F
Cloudy.
Evening Temperature: 36°F
A mix of cloudy and clear skies. Windy.
Saturday, January 17th, 2026
Overnight Temperature: 24°F
Cloudy. Windy.
Morning Temperature: 22°F
Cloudy. Windy.
Afternoon Temperature: 18°F
Cloudy with sunny periods. Windy.
Evening Temperature: 15°F
Mostly clear. Windy at times.
Sunday, January 18th, 2026
Overnight Temperature: 12°F
Clear. Windy at times.
Morning Temperature: 21°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 24°F
Sunny.
Evening Temperature: 25°F
Clear. Windy at times.
Monday, January 19th, 2026
Overnight Temperature: 26°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 44°F
Cloudy. Windy at times.
Afternoon Temperature: 42°F
Sunny. Windy.
Evening Temperature: 26°F
Clear with cloudy periods. Windy.
Tuesday, January 20th, 2026
Overnight Temperature: 20°F
Clear. Windy at times.
Morning Temperature: 25°F
Cloudy. Windy at times.
Afternoon Temperature: 25°F
Cloudy.
Evening Temperature: 26°F
Cloudy with a chance of flurries. Windy at times.
Wednesday, January 21st, 2026
Overnight Temperature: 28°F
Cloudy with flurries likely.
Morning Temperature: 35°F
Cloudy.
Afternoon Temperature: 34°F
A mix of cloud and sun.
Evening Temperature: 35°F
Cloudy.





 

  [ Local Weather Report ]
Mascoutah, IL 
8:55 PM  54°F
light rain
 
Lebanon, IL 
8:55 PM  54°F
light rain
 
Petersburg, IL 
8:55 PM  54°F
light rain
 
Fairview Heights, IL 
 
Pontiac, IL 
 
Trenton, IL 
 
Collinsville, IL 
 
Crest Hill, IL 
8:53 PM  52°F
light rain
 
Troy, IL 
 
Centreville, IL 
8:53 PM  52°F
light rain

 
This WeatherCity Weather Forecast for Belleville, 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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