Belleville, IL Weather - Extended Forecast

Friday

Mostly sunny

High:
86°F

Mostly sunny, with a high near 86. East wind 3 to 6 mph.

Friday Night

Mostly cloudy

Overnight low:
69°F

Mostly cloudy, with a low around 69. East wind around 5 mph becoming calm in the evening.

Saturday

Partly sunny

High:
84°F

A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.

Saturday Night

Slight chance of thunderstorms

Overnight low:
71°F

A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

Sunday

Chance of thunderstorms

High:
86°F

Sunday Night

Partly cloudy

Overnight low:
73°F

Monday

Chance of thunderstorms

High:
92°F

Monday Night

Chance of thunderstorms

Overnight low:
75°F

Tuesday

Chance of thunderstorms

High:
93°F

Tuesday Night

Slight chance of thunderstorms

Overnight low:
74°F

Wednesday

Sunny

High:
94°F