10-Day Weather Forecast - Caseyville, IL

Mostly sunny in the morning then becoming mostly cloudy. Highs in the upper 40s. Northwest winds 15 to 20 mph with gusts up to 35 mph.

Partly cloudy. Lows in the lower 20s. North winds 10 to 15 mph. Gusts up to 30 mph in the evening.

Sunny cooler with highs in the mid 30s. Northeast winds around 5 mph becoming southeast in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 20s. Southeast winds 5 to 10 mph.

Mostly sunny. Not as cool with highs in the lower 50s.

Mostly clear. Lows around 30. Highs in the upper 50s.

Mostly clear. Lows around 30. Highs in the upper 50s.

Mostly clear. Not as cool with lows around 40.

Mostly sunny in the morning then mostly cloudy with a slight chance of rain in the afternoon. Highs in the mid 60s. Chance of rain 20 percent.

Cloudy with a 40 percent chance of rain. Lows in the lower 40s.

Mostly cloudy. A chance of rain mainly in the morning. Highs in the mid 50s. Chance of rain 40 percent.

Mostly cloudy with a 30 percent chance of rain. Lows in the mid 30s. Highs in the upper 40s.

Mostly cloudy with a 30 percent chance of rain. Lows in the mid 30s. Highs in the upper 40s.

Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 42F. Dew point will be around 38F with an average humidity of 74%. Winds will be 2 mph from the NE.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 48F. Dew point will be around 37F with an average humidity of 71%. Winds will be 3 mph from the NW.

Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 38F. Dew point will be around 35F with an average humidity of 77%. Winds will be 3 mph from the N.

Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 47F. Dew point will be around 35F with an average humidity of 69%. Winds will be 6 mph from the NW.

Mostly cloudy. Low temperature around 35F. Dew point will be around 31F with an average humidity of 72%. Winds will be 7 mph from the NW.