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Be prepared with your July 7 Grayslake forecast

Published 07/07/25

Grayslake, Illinois — Don't leave the house without knowing what the weather will be.

According to Open-Meteo, today's high temperature will be 77 degrees, with 78% relative humidity.

Temperatures will get down to 62 degrees.

The Grayslake area is slated to receive no precipitation today.

Tomorrow, July 8, will have highs of 84 degrees and lows of 61 degrees.

Light rain showers are expected to dampen Grayslake on Tuesday.

On July 9, the expected daily high will be 82 degrees, with a low of 65 degrees.

Light rain showers will blanket the city on July 9.

Weather conditions can change quickly and this forecast may change.

Three Day Forecast for Grayslake Starting July 7
Day
Mon, July 7
Tue, July 8
Wed, July 9
Temperature 
77°/62°
84°/61°
82°/65°
Humidity
78%
72%
84%
Precipitation
0mm
5mm
6mm
Wind Speed
9mph
7mph
9mph

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