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February 23rd, 2026 :: 3:08 pm CST   

Local Weather Report for
Belleville
Illinois, United States

 Current Belleville Weather Conditions Updated February 23rd at 1:55 pm 
Mostly Sunny
Temperature:32°F Dew Point:10°F
Barometer:30.51 inHg Wind:N 19 Mph
Humidity:39.1% Visibility:0M
 
 Belleville Weather Forecast Summary  
 
Today
Feb 23rd
Tuesday
Feb 24th
Wednesday
Feb 25th
Thursday
Feb 26th
Friday
Feb 27th
Cloudy Cloudy Cloudy Mix of rain and snow Mostly Sunny
34°F
49°F
24°F
49°F
35°F
44°F
34°F
56°F
31°F
 
 Belleville Detailed Weather Forecast  
 
Monday, February 23rd, 2026
Evening Temperature: 24°F
Cloudy.
Tuesday, February 24th, 2026
Overnight Temperature: 25°F
Cloudy. Windy at times.
Morning Temperature: 41°F
Cloudy. Windy.
Afternoon Temperature: 46°F
Cloudy. Windy.
Evening Temperature: 41°F
Cloudy. Windy at times.
Wednesday, February 25th, 2026
Overnight Temperature: 37°F
Cloudy.
Morning Temperature: 44°F
Cloudy. Windy at times.
Afternoon Temperature: 43°F
Cloudy.
Evening Temperature: 40°F
Cloudy.
Thursday, February 26th, 2026
Overnight Temperature: 40°F
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries. Windy at times.
Morning Temperature: 41°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy at times.
Afternoon Temperature: 38°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 35°F
Cloudy. Windy at times.
Friday, February 27th, 2026
Overnight Temperature: 31°F
Clear.
Morning Temperature: 48°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 47°F
Sunny. Windy at times.
Evening Temperature: 43°F
Clear. Windy at times.
Saturday, February 28th, 2026
Overnight Temperature: 40°F
A mix of cloudy and clear skies.
Morning Temperature: 56°F
Sunny. Windy at times.
Afternoon Temperature: 53°F
Sunny.
Evening Temperature: 49°F
Cloudy.
Sunday, March 1st, 2026
Overnight Temperature: 36°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 42°F
Cloudy. Windy.
Afternoon Temperature: 43°F
Cloudy. Windy at times.
Evening Temperature: 39°F
Cloudy. Windy at times.
Monday, March 2nd, 2026
Overnight Temperature: 37°F
Cloudy. Windy at times.
Morning Temperature: 46°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 49°F
Cloudy.
Evening Temperature: 48°F
Cloudy. Windy at times.
Tuesday, March 3rd, 2026
Overnight Temperature: 51°F
Cloudy with clear periods. Windy at times.
Morning Temperature: 65°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy.
Afternoon Temperature: 53°F
Cloudy with a chance of showers. Wind 20 to 30 mph.
Evening Temperature: 42°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy at times.





 

  [ Local Weather Report ]
Mascoutah, IL 
1:55 PM  32°F
Mostly Sunny
 
Lebanon, IL 
1:55 PM  32°F
Mostly Sunny
 
Petersburg, IL 
1:55 PM  32°F
Mostly Sunny
 
Fairview Heights, IL 
 
Pontiac, IL 
 
Trenton, IL 
 
Collinsville, IL 
 
Crest Hill, IL 
1:53 PM  30°F
 
 
Troy, IL 
 
Centreville, IL 
1:53 PM  30°F
 

 
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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