Sunday
Sunny
High:
27°F
Sunny, with a high near 27. Calm wind becoming south southwest around 6 mph in the afternoon.
Mount Vernon, IL Weather - Extended Forecast
Sunday Night
Mostly cloudy
Overnight low:
17°F
Mostly cloudy, with a low around 17. South southwest wind 3 to 6 mph.
Monday
Partly sunny
High:
35°F
Partly sunny, with a high near 35. West wind around 6 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy
Overnight low:
22°F
Mostly cloudy, with a low around 22. Light and variable wind.
Tuesday
Mostly cloudy
High:
38°F
Tuesday Night
Chance of rain
Overnight low:
27°F
Wednesday
Chance of rain or snow
High:
35°F
Wednesday Night
Mostly cloudy
Overnight low:
20°F
Thursday
Partly sunny
High:
33°F