Sunday
Chance of rain
High:
57°F
A 40 percent chance of rain, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 57. North northeast wind 5 to 10 mph.
Mount Vernon, IL Weather - Tomorrow’s Forecast
Sunday Night
Mostly clear
Overnight low:
37°F
Mostly clear, with a low around 37. Calm wind.