Monday
Sunny
High:
74°F
Sunny, with a high near 74. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Mount Vernon, IL Weather - Extended Forecast
Monday Night
Slight chance of thunderstorms
Overnight low:
60°F
A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly clear, with a low around 60. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday
Showers likely
High:
77°F
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 77. South southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
Showers
Overnight low:
55°F
Showers and possibly a thunderstorm. Cloudy, with a low around 55. Southwest wind around 13 mph, with gusts as high as 23 mph.
Wednesday
Showers
High:
64°F
Wednesday Night
Chance of showers
Overnight low:
37°F
Thursday
Mostly sunny
High:
55°F
Thursday Night
Mostly clear
Overnight low:
38°F
Friday
Sunny
High:
64°F