10-Day Weather Forecast - Summit, IL

Sunny. Not as cool with highs in the mid 50s. Southwest winds 5 to 10 mph.

Mostly clear. Not as cool with lows in the mid 30s. Southwest winds 5 to 10 mph.

Sunny in the morning then becoming partly sunny. Highs around 60. Southwest winds 10 to 15 mph with gusts up to 30 mph.

Mostly cloudy. A slight chance of showers in the evening. Lows in the upper 30s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.

Mostly cloudy. A slight chance of rain showers in the afternoon. Much cooler with highs in the lower 40s. Temperature falling into the mid 30s in the afternoon. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.

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

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

Mostly cloudy. Near steady temperature in the upper 20s.

Partly sunny in the morning then mostly cloudy with a slight chance of snow showers in the afternoon. Not as cool with highs in the lower 40s. Chance of snow 20 percent.

Mostly cloudy. Lows around 20. Highs in the upper 20s.

Mostly cloudy. Lows around 20. Highs in the upper 20s.

Partly cloudy. Lows around 10 above. Highs in the upper 20s. Wind chill values as low as 5 below.

Partly cloudy. Lows around 10 above. Highs in the upper 20s. Wind chill values as low as 5 below.

Clear. Low temperature around 14F. Dew point will be around 4F with an average humidity of 60%. Winds will be 3 mph from the W.

Sunny. High temperature around 27F. Dew point will be around 9F with an average humidity of 55%. Winds will be 5 mph from the W.

Clear. Low temperature around 17F. Dew point will be around 10F with an average humidity of 64%. Winds will be 2 mph from the S.

Sunny. High temperature around 31F. Dew point will be around 14F with an average humidity of 59%. Winds will be 3 mph from the S.

Clear. Low temperature around 23F. Dew point will be around 16F with an average humidity of 69%. Winds will be 5 mph from the SE.