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February 16th, 2026 :: 10:55 am CST   

Local Weather Report for
Belleville
Illinois, United States

 Current Belleville Weather Conditions Updated February 16th at 9:55 am 
Mostly Sunny
Temperature:55°F Dew Point:45°F
Barometer:30.09 inHg Wind:N 13 Mph
Humidity:66.9% Visibility:0M
 
 Belleville Weather Forecast Summary  
 
Today
Feb 16th
Tuesday
Feb 17th
Wednesday
Feb 18th
Thursday
Feb 19th
Friday
Feb 20th
Cloudy Cloudy Cloudy Cloudy Cloudy
61°F
59°F
45°F
68°F
53°F
68°F
51°F
49°F
40°F
 
 Belleville Detailed Weather Forecast  
 
Monday, February 16th, 2026
Morning Temperature: 55°F
Cloudy. Windy at times.
Afternoon Temperature: 52°F
Sunny with cloudy periods.
Evening Temperature: 48°F
Cloudy.
Tuesday, February 17th, 2026
Overnight Temperature: 46°F
Cloudy.
Morning Temperature: 55°F
Cloudy. Windy.
Afternoon Temperature: 59°F
Cloudy. Windy.
Evening Temperature: 59°F
Cloudy. Wind 20 to 30 mph.
Wednesday, February 18th, 2026
Overnight Temperature: 59°F
Cloudy. Windy.
Morning Temperature: 66°F
A mix of cloud and sun. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 59°F
Sunny.
Evening Temperature: 53°F
Mostly clear.
Thursday, February 19th, 2026
Overnight Temperature: 52°F
Clear.
Morning Temperature: 63°F
Cloudy with a slight chance of showers or thundershowers. Windy.
Afternoon Temperature: 62°F
Cloudy with a chance of showers. Windy.
Evening Temperature: 55°F
Cloudy with a chance of showers. Windy.
Friday, February 20th, 2026
Overnight Temperature: 43°F
Cloudy. Windy.
Morning Temperature: 45°F
Cloudy. Windy at times.
Afternoon Temperature: 46°F
Cloudy.
Evening Temperature: 43°F
Cloudy with a chance of showers.
Saturday, February 21st, 2026
Overnight Temperature: 40°F
Cloudy. Windy at times.
Morning Temperature: 42°F
Cloudy. Windy at times.
Afternoon Temperature: 39°F
A mix of cloud and sun.
Evening Temperature: 34°F
Clear.
Sunday, February 22nd, 2026
Overnight Temperature: 31°F
Clear.
Morning Temperature: 35°F
Cloudy. Windy.
Afternoon Temperature: 29°F
Sunny. Windy.
Evening Temperature: 24°F
Clear. Windy.
Monday, February 23rd, 2026
Overnight Temperature: 21°F
Clear. Windy at times.
Morning Temperature: 31°F
Cloudy. Windy at times.
Afternoon Temperature: 30°F
A mix of cloud and sun.
Evening Temperature: 26°F
Clear with cloudy periods.
Tuesday, February 24th, 2026
Overnight Temperature: 25°F
Clear.
Morning Temperature: 41°F
Cloudy. Windy.
Afternoon Temperature: 41°F
Cloudy. Windy.
Evening Temperature: 40°F
Cloudy. Windy.





 

  [ Local Weather Report ]
Mascoutah, IL 
9:55 AM  55°F
Mostly Sunny
 
Lebanon, IL 
9:55 AM  55°F
Mostly Sunny
 
Petersburg, IL 
9:55 AM  55°F
Mostly Sunny
 
Fairview Heights, IL 
 
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Crest Hill, IL 
9:53 AM  52°F
 
 
Troy, IL 
 
Centreville, IL 
9:53 AM  52°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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