10-Day Weather Forecast - Charleston, IL

Mostly cloudy. A slight chance of snow in the afternoon. Highs in the mid 30s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 20 percent.

Mostly cloudy in the evening then becoming partly cloudy. Lows around 17. Northwest winds 5 to 10 mph with gusts up to 20 mph becoming north after midnight.

Sunny. Highs in the upper 20s. North winds around 5 mph.

Mostly cloudy. Lows around 20. Light and variable winds.

Partly cloudy. Highs in the mid 30s. Lows around 20.

Partly cloudy. Highs in the mid 30s. Lows around 20.

Partly cloudy. Highs in the mid 30s. Lows around 20.

Mostly clear in the evening then becoming partly cloudy. Lows around 20.

Partly cloudy. Highs in the lower 40s. Lows in the upper 20s.

Partly cloudy. Highs in the lower 40s. Lows in the upper 20s.

Partly sunny. Highs in the lower 40s.

Partly cloudy. Lows in the mid 20s. Highs around 40.

Partly cloudy. Lows in the mid 20s. Highs around 40.

Mostly clear. Low temperature around 28F. Dew point will be around 28F with an average humidity of 85%. Winds will be 3 mph from the NW.

Partly cloudy. High temperature around 39F. Dew point will be around 27F with an average humidity of 72%. Winds will be 1 mph from the W.

Mostly cloudy. Low temperature around 29F. Dew point will be around 27F with an average humidity of 81%. Winds will be 1 mph from the NE.

Mostly cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. High temperature around 38F. Dew point will be around 28F with an average humidity of 75%. Winds will be 2 mph from the E.

Cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 34F. Dew point will be around 32F with an average humidity of 88%. Winds will be 4 mph from the E.