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January 5th, 2026 :: 1:45 am CST   

Local Weather Report for
Belleville
Illinois, United States

 Current Belleville Weather Conditions Updated January 5th at 12:55 am 
Temperature:36°F Dew Point:27°F
Barometer:29.95 inHg Wind:N 15 Mph
Humidity:69.4% Visibility:0M
 
 Belleville Weather Forecast Summary  
 
Today
Jan 5th
Tuesday
Jan 6th
Wednesday
Jan 7th
Thursday
Jan 8th
Friday
Jan 9th
Cloudy Cloudy Cloudy Showers Cloudy
56°F
62°F
44°F
61°F
41°F
63°F
46°F
69°F
50°F
 
 Belleville Detailed Weather Forecast  
 
Monday, January 5th, 2026
Overnight Temperature: 34°F
Clear.
Morning Temperature: 48°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 48°F
Cloudy. Windy at times.
Evening Temperature: 49°F
Cloudy. Windy at times.
Tuesday, January 6th, 2026
Overnight Temperature: 49°F
Cloudy. Windy at times.
Morning Temperature: 57°F
A mix of cloud and sun. Windy.
Afternoon Temperature: 52°F
Sunny.
Evening Temperature: 46°F
Clear.
Wednesday, January 7th, 2026
Overnight Temperature: 41°F
Clear.
Morning Temperature: 54°F
Sunny. Windy at times.
Afternoon Temperature: 51°F
Cloudy. Windy at times.
Evening Temperature: 47°F
Cloudy.
Thursday, January 8th, 2026
Overnight Temperature: 46°F
A mix of cloudy and clear skies.
Morning Temperature: 54°F
Cloudy with a few showers. Windy at times.
Afternoon Temperature: 57°F
Cloudy with a few showers. Windy at times.
Evening Temperature: 63°F
Cloudy with showers likely. Wind 20 to 30 mph.
Friday, January 9th, 2026
Overnight Temperature: 62°F
Cloudy with a chance of showers. Windy.
Morning Temperature: 64°F
Sunny with cloudy periods with a chance of showers. Slight chance of a thunderstorm. Windy.
Afternoon Temperature: 53°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 50°F
Cloudy. Windy at times.
Saturday, January 10th, 2026
Overnight Temperature: 46°F
Cloudy. Windy.
Morning Temperature: 44°F
Sunny with cloudy periods. Windy.
Afternoon Temperature: 41°F
Sunny. Windy.
Evening Temperature: 35°F
Clear. Windy.
Sunday, January 11th, 2026
Overnight Temperature: 30°F
Mostly clear. Windy at times.
Morning Temperature: 34°F
Sunny. Windy.
Afternoon Temperature: 32°F
Sunny.
Evening Temperature: 29°F
Clear.
Monday, January 12th, 2026
Overnight Temperature: 27°F
Clear.
Morning Temperature: 40°F
Sunny. Windy at times.
Afternoon Temperature: 39°F
Sunny. Windy at times.
Evening Temperature: 37°F
Cloudy. Windy at times.
Tuesday, January 13th, 2026
Overnight Temperature: 33°F
Clear with cloudy periods.
Morning Temperature: 42°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 41°F
Sunny.
Evening Temperature: 40°F
Cloudy. Windy at times.





 

  [ Local Weather Report ]
Mascoutah, IL 
12:55 AM  36°F
 
 
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12:55 AM  36°F
 
 
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12:53 AM  36°F
 
 
Troy, IL 
 
Centreville, IL 
12:53 AM  36°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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