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    • Early AM

      Sep 26

      54° Lo
      A shower possible
      • Stargazing
      • Weather
      • Cloud Cover: 91%
      • Precip: 52%
      • Hours of Precip: 3
      More
    • Today

      Sep 26

      67° /48°F
      Turning sunny; breezy
      • Very Good
      • for stargazing
      • Cloud Cover: 12%
      • Precip: 12%
      • Hours of Precip: 0
    • Tue

      Sep 27

      64° /48°
      Mostly sunny
      • Poor
      • for stargazing
      • Cloud Cover: 93%
      • Precip: 63%
      • Hours of Precip: 2.5
      More
    • Wed

      Sep 28

      61° /54°
      A morning shower in places
      • Excellent
      • for stargazing
      • Cloud Cover: 6%
      • Precip: 16%
      • Hours of Precip: 0.5
      More
    • Thu

      Sep 29

      66° /53°
      Mostly sunny
      • Good
      • for stargazing
      • Cloud Cover: 16%
      • Precip: 2%
      • Hours of Precip: 0
      More
    65°/56° RealFeel® 65°/52°
    Cooler
    • 14 mph
    • Precipitation: 3%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 57%
    • Cloud Cover: 20%
    • Dew Point: 46° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 67° 69° N/A 70°
    Low 48° 49° N/A 59°

    Sunrise/Sunset

    • Sunrise: 6:45 AM
    • Sunset: 6:41 PM
    • Duration: 11:56 hr

    Moonrise/Moonset

    • Moonrise: 2:18 AM
    • Moonset: 4:33 PM
    • Duration: 14:15 hr
    Astronomy

    Solunar Information for Grayslake, IL

    Sat, Oct 1
    New
    Sun, Oct 9
    First
    Sun, Oct 16
    Full
    Sat, Oct 22
    Last

    Grayslake Weather Report

    Chilly winds to howl across Great Lakes early this week

    September 26, 2016; 12:03 AM ET

    Gusty winds will accompany a push of chilly air across the Great Lakes from Sunday night through Tuesday. More >

    Mon. Stargazing