Sunday
Mostly sunny
High:
77°F
Mostly sunny, with a high near 77. Southeast wind 6 to 10 mph.
Belleville, IL Weather - Tomorrow’s Forecast
Sunday Night
Mostly cloudy
Overnight low:
62°F
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. East wind 8 to 10 mph, with gusts as high as 20 mph.