Today 20 Jul Lake
Partly sunny. Showers and Thunderstorms likely in the afternoon. Highs in the lower 90s. Peak afternoon heat index Readings 105 to 110. Southwest Winds 10 to 20 Mph. Chance of precipitation 60 percent.
Tonight 20 Jul Lake
Showers and Thunderstorms likely. Lows in the upper 60s. East Winds 5 to 10 Mph in the evening becoming northeast and increasing to 10 to 20 Mph after midnight. Chance of precipitation 70 percent.
Grayslake Temperature Statistics
Chicago/Waukegan Regional Airport (10.6 miles)
Lowest 8 July, 201955.9 °F
Average July73.8 °F
Highest 10 July, 201993 °F
Chicago/Waukegan Regional Airport (10.6 miles)Take a look at our website widgetsAvailable free! Find Out More
Average Low 2010–Present40.4 °F
Average 2010–Present48.6 °F
Average High 2010–Present56.5 °F