10-Day Weather Forecast - Grayslake, IL

Mostly sunny in the morning then becoming partly cloudy. Highs in the mid 70s. North winds 5 to 10 mph.

Partly cloudy in the evening then clearing. Lows in the mid 50s. Northeast winds around 5 mph becoming northwest after midnight.

Sunny in the morning then becoming partly cloudy. Highs in the upper 70s. West winds around 5 mph becoming south in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s. South winds around 5 mph becoming southwest after midnight.

Partly cloudy. Highs in the lower 80s.

Mostly clear. Lows around 60.

Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 80s.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 60s.

Partly cloudy. Highs in the lower 90s.

Mostly clear in the evening then partly cloudy with a chance of showers after midnight. Lows around 70. Chance of precipitation 30 percent.

Partly cloudy. Highs in the upper 80s.

Partly cloudy. Lows in the mid 60s.

Partly cloudy. Highs in the mid 80s.

Clear. Low temperature around 63F. Dew point will be around 59F with an average humidity of 76%. Winds will be 2 mph from the N.

Sunny. High temperature around 80F. Dew point will be around 62F with an average humidity of 66%. Winds will be 1 mph from the E.

Clear. Low temperature around 64F. Dew point will be around 62F with an average humidity of 77%. Winds will be 1 mph from the N.

Sunny. High temperature around 82F. Dew point will be around 64F with an average humidity of 66%. Winds will be 2 mph from the E.

Clear. Low temperature around 64F. Dew point will be around 61F with an average humidity of 76%. Winds will be 2 mph from the N.