Monday
Chance of showers
High:
87°F
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Southwest wind 5 to 8 mph.
Mount Vernon, IL Weather - Extended Forecast
Monday Night
Chance of thunderstorms
Overnight low:
74°F
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. South wind around 6 mph.
Tuesday
Chance of thunderstorms
High:
93°F
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Southwest wind 6 to 8 mph.
Tuesday Night
Chance of thunderstorms
Overnight low:
74°F
A chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 74. South southwest wind 3 to 6 mph.
Wednesday
Slight chance of thunderstorms
High:
94°F
Wednesday Night
Slight chance of thunderstorms
Overnight low:
73°F
Thursday
Sunny
High:
94°F
Thursday Night
Chance of thunderstorms
Overnight low:
73°F
Friday
Chance of thunderstorms
High:
90°F