Friday
Hot
High:
99°F
Mostly sunny and hot, with a high near 99. Light and variable wind becoming southwest around 5 mph in the morning.
Belleville, IL Weather - Extended Forecast
Friday Night
Mostly clear
Overnight low:
78°F
Mostly clear, with a low around 78.
Saturday
Hot
High:
101°F
Sunny and hot, with a high near 101.
Saturday Night
Mostly clear
Overnight low:
78°F
Mostly clear, with a low around 78.
Sunday
Hot
High:
100°F
Sunday Night
Mostly clear
Overnight low:
75°F
Monday
Chance of showers
High:
90°F
Monday Night
Partly cloudy
Overnight low:
70°F
Tuesday
Mostly sunny
High:
88°F