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July 13th, 2026 :: 6:54 pm CDT   

Local Weather Report for
Belleville
Illinois, United States

 Belleville Weather Forecast Summary  
 
Today
Jul 13th
Tuesday
Jul 14th
Wednesday
Jul 15th
Thursday
Jul 16th
Friday
Jul 17th
Sunny Sunny Mostly Sunny Mostly Sunny Mostly Sunny
84°F
87°F
69°F
86°F
71°F
88°F
73°F
88°F
75°F
 
 Belleville Detailed Weather Forecast  
 
Monday, July 13th, 2026
Evening Temperature: 75°F
Clear. Chance of a thunderstorm.
Tuesday, July 14th, 2026
Overnight Temperature: 69°F
Clear.
Morning Temperature: 74°F
Sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 86°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 79°F
Clear. Chance of a thunderstorm.
Wednesday, July 15th, 2026
Overnight Temperature: 72°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 77°F
Sunny with a chance of showers or thundershowers.
Afternoon Temperature: 85°F
Mostly sunny with showers likely. Chance of a thunderstorm.
Evening Temperature: 80°F
Clear with a chance of showers or thundershowers.
Thursday, July 16th, 2026
Overnight Temperature: 73°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 79°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 88°F
Sunny with cloudy periods with a chance of showers or thundershowers.
Evening Temperature: 82°F
Mostly clear with a chance of showers or thundershowers.
Friday, July 17th, 2026
Overnight Temperature: 75°F
Mostly clear with a chance of showers or thundershowers.
Morning Temperature: 79°F
Mostly sunny with a chance of showers or thundershowers.
Afternoon Temperature: 88°F
Mostly sunny with a chance of showers or thundershowers.
Evening Temperature: 80°F
Mostly clear with a chance of showers or thundershowers.
Saturday, July 18th, 2026
Overnight Temperature: 74°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 76°F
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 90°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 80°F
Clear with cloudy periods with a chance of showers or thundershowers.
Sunday, July 19th, 2026
Overnight Temperature: 71°F
Clear with cloudy periods with a chance of showers or thundershowers. Windy at times.
Morning Temperature: 69°F
Sunny.
Afternoon Temperature: 79°F
Sunny.
Evening Temperature: 72°F
Clear.
Monday, July 20th, 2026
Overnight Temperature: 64°F
Mostly clear.
Morning Temperature: 69°F
Mostly sunny.
Afternoon Temperature: 79°F
A mix of cloud and sun. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 76°F
Mostly cloudy with a slight chance of showers or thundershowers.
Tuesday, July 21st, 2026
Overnight Temperature: 70°F
Cloudy with showers likely. Windy at times.
Morning Temperature: 70°F
Cloudy with showers.
Afternoon Temperature: 74°F
Mostly cloudy with a few showers. Chance of a thunderstorm.
Evening Temperature: 73°F
Mostly clear with a chance of showers or thundershowers.





 

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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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