Saturday
Mostly sunny
High:
81°F
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 81.
Belleville, IL Weather - Extended Forecast
Saturday Night
Mostly clear
Overnight low:
63°F
Mostly clear, with a low around 63.
Sunday
Sunny
High:
85°F
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 85.
Sunday Night
Slight chance of thunderstorms
Overnight low:
64°F
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Monday
Slight chance of thunderstorms
High:
84°F
Monday Night
Chance of thunderstorms
Overnight low:
65°F
Tuesday
Chance of thunderstorms
High:
85°F