10-Day Weather Forecast - Mount Vernon, IL

Mostly sunny. Highs in the mid 70s. Southwest winds 10 to 15 mph.

Mostly clear. Lows in the mid 50s. Southwest winds 10 to 15 mph.

Sunny. Highs in the upper 70s. Southwest winds 5 to 10 mph.

Mostly clear. Lows in the mid 50s.

Mostly sunny. Highs around 80.

Partly cloudy in the evening then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 50 percent.

A chance of thunderstorms. Showers. Highs in the mid 70s. Chance of rain 80 percent.

Showers likely with a chance of thunderstorms. Lows in the mid 50s. Chance of rain 70 percent.

Mostly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 30 percent.

Partly cloudy in the evening then mostly cloudy with a chance of showers after midnight. Lows in the lower 50s. Chance of rain 30 percent.

Mostly sunny. A chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 30 percent.

Mostly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 54F. Dew point will be around 53F with an average humidity of 80%. Winds will be 5 mph from the E.

Mostly cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 68F. Dew point will be around 53F with an average humidity of 70%. Winds will be 5 mph from the NW.

Partly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 49F. Dew point will be around 48F with an average humidity of 80%. Winds will be 6 mph from the N.

Sunny. High temperature around 66F. Dew point will be around 48F with an average humidity of 65%. Winds will be 5 mph from the N.

Partly cloudy. Low temperature around 47F. Dew point will be around 46F with an average humidity of 77%. Winds will be 4 mph from the N.

Sunny. High temperature around 67F. Dew point will be around 48F with an average humidity of 64%. Winds will be 4 mph from the N.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 49F. Dew point will be around 47F with an average humidity of 75%. Winds will be 3 mph from the NE.