10-Day Weather Forecast - Chester, IL

Sunny cooler with highs in the mid 50s. West winds 5 to 10 mph.

Mostly clear. Not as cool with lows in the lower 40s. South winds 15 to 20 mph with gusts up to 35 mph.

Mostly sunny. Not as cool with highs in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph becoming west in the afternoon.

Partly cloudy. Lows in the mid 30s. North winds around 5 mph becoming northeast after midnight.

Mostly sunny. Highs in the lower 60s.

Partly cloudy in the evening then becoming mostly cloudy. Not as cool with lows in the lower 50s.

Mostly cloudy. A chance of rain with a slight chance of thunderstorms in the morning then rain likely in the afternoon. Breezy with highs in the upper 60s. Chance of rain 70 percent.

Mostly cloudy. A chance of rain and snow in the evening then a slight chance of snow after midnight. Breezy and much cooler with lows in the mid 20s. Chance of precipitation 40 percent.

Mostly sunny. Much cooler with highs in the upper 30s.

Mostly clear. Lows around 20.

Mostly cloudy. Highs in the mid 40s. Lows in the lower 30s.

Mostly cloudy. Highs in the mid 40s. Lows in the lower 30s.

Mostly cloudy in the morning then becoming partly sunny. Not as cool with highs in the upper 50s.

Clear. Low temperature around 41F. Dew point will be around 42F with an average humidity of 82%. Winds will be 2 mph from the S.

Sunny. High temperature around 65F. Dew point will be around 46F with an average humidity of 69%. Winds will be 2 mph from the S.

Mostly clear. Low temperature around 49F. Dew point will be around 47F with an average humidity of 76%. Winds will be 4 mph from the S.

Mostly sunny. High temperature around 69F. Dew point will be around 51F with an average humidity of 69%. Winds will be 6 mph from the S.

Partly cloudy. Low temperature around 50F. Dew point will be around 49F with an average humidity of 75%. Winds will be 3 mph from the S.