10-Day Weather Forecast - Grafton, IL

Sunny. Not as cool with highs in the upper 40s. Southwest winds 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph.

Mostly sunny in the morning then becoming mostly cloudy. Highs in the upper 50s. Southwest winds 10 to 15 mph with gusts up to 25 mph.

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

Mostly cloudy. A slight chance of rain and snow in the afternoon. Breezy and much cooler with highs in the lower 40s. Temperature falling into the mid 30s in the afternoon. Chance of precipitation 20 percent.

Partly cloudy. Lows 15 to 20. Highs in the lower 30s. Wind chill values as low as 5 above.

Partly cloudy. Lows 15 to 20. Highs in the lower 30s. Wind chill values as low as 5 above.

Mostly cloudy. A 20 percent chance of snow. Lows in the mid 20s. Highs around 40.

Mostly cloudy. A 20 percent chance of snow. Lows in the mid 20s. Highs around 40.

Mostly cloudy. A slight chance of snow in the evening. Lows around 20. Chance of snow 20 percent.

Mostly cloudy. Cooler with highs in the upper 20s.

Partly cloudy. Lows around 10 above. Highs in the upper 20s. Wind chill values as low as zero.

Partly cloudy. Lows around 10 above. Highs in the upper 20s. Wind chill values as low as zero.

Clear. Low temperature around 16F. Dew point will be around 5F with an average humidity of 56%. Winds will be 3 mph from the W.

Sunny. High temperature around 28F. Dew point will be around 8F with an average humidity of 51%. Winds will be 4 mph from the W.

Clear. Low temperature around 20F. Dew point will be around 11F with an average humidity of 61%. Winds will be 2 mph from the SE.

Sunny. High temperature around 31F. Dew point will be around 14F with an average humidity of 55%. Winds will be 2 mph from the SE.

Clear. Low temperature around 25F. Dew point will be around 17F with an average humidity of 66%. Winds will be 5 mph from the SE.