10-Day Weather Forecast - Collinsville, IL

Mostly sunny. Highs in the mid 40s. Northwest winds 15 to 20 mph with gusts up to 30 mph.

Partly cloudy. Lows in the lower 20s. North winds 5 to 10 mph.

Sunny cooler with highs in the mid 30s. East winds around 5 mph.

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 in the evening. 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 40%. Low temperature around 38F. Dew point will be around 34F with an average humidity of 76%. Winds will be 4 mph from the NE.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 45F. Dew point will be around 34F with an average humidity of 72%. Winds will be 3 mph from the NE.

Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 36F. Dew point will be around 32F with an average humidity of 76%. Winds will be 2 mph from the NE.

Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 45F. Dew point will be around 32F with an average humidity of 67%. Winds will be 2 mph from the NW.

Partly cloudy. Low temperature around 32F. Dew point will be around 29F with an average humidity of 73%. Winds will be 3 mph from the NW.