Weather in Grayslake, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:17 PM ET · Refreshes every hour
72°F
Clear sky
Feels like 73°F
46%
Humidity
4 mph
Wind Speed
About Weather in Grayslake
Grayslake is located in Illinois (coordinates: 42.34082°N, 88.033563°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.