10-Day Weather Forecast - Belleville, IL

10-Day Weather Forecast - Belleville, IL

As of Oct 29, 2026 02:00 AM UTC

Oct 29-Oct 30, 2026

Thu, Oct 29
82|58°F
Mostly Sunny
Today
82^°^F
Mostly sunny. Highs in the lower 80s. Southwest winds around 5 mph.
Tonight
58^°^F
Mostly cloudy. Lows in the mid 50s. Northeast winds around 5 mph.
Hourly details
Fri, Oct 30
76|60°F
Partly Sunny
Day
76^°^F
Partly sunny. Highs in the upper 70s. Southeast winds around 5 mph.
Night
60^°^F
Mostly cloudy. Lows in the upper 50s. Southeast winds around 5 mph.
Hourly details