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    • Tonight

      Feb 20

      51° Lo F
      Mostly cloudy with rain late
      • Stargazing
      • Weather
      • Cloud Cover: 93%
      • Precip: 72%
      • Hours of Precip: 4
    • Tue

      Feb 21

      66° /42°
      Clearing and warm
      • Very Good
      • for stargazing
      • Cloud Cover: 4%
      • Precip: 2%
      • Hours of Precip: 0
      More
    • Wed

      Feb 22

      70° /44°
      Mostly sunny
      • Excellent
      • for stargazing
      • Cloud Cover: 7%
      • Precip: 10%
      • Hours of Precip: 0
      More
    • Thu

      Feb 23

      57° /43°
      Cooler; a little p.m. rain
      • Poor
      • for stargazing
      • Cloud Cover: 96%
      • Precip: 61%
      • Hours of Precip: 4
      More
    • Fri

      Feb 24

      60° /32°
      Rain and a t-storm; breezy
      • Poor
      • for stargazing
      • Cloud Cover: 93%
      • Precip: 55%
      • Hours of Precip: 5
      More

    Day

    65°Hi RealFeel® 61° Precipitation 12%
    Mild with variable cloudiness; breezy this afternoon
    • SSE 13 mph
    • Gusts: 28 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 1%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    51°Lo RealFeel® 46° Precipitation 72%
    Mostly cloudy and mild; rain at times late
    • SSW 10 mph
    • Gusts: 24 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • Precipitation: 0.3 in
    • Rain: 0.3 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 4 hrs
    • Hours of Rain: 4 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 2/20/2016
    High 65° 37° 56° (2016) 56°
    Low 51° 22° -9° (2015) 36°

    Sunrise/Sunset

    • Sunrise: 6:43 AM
    • Sunset: 5:32 PM
    • Duration: 10:49 hr

    Moonrise/Moonset

    • Moonrise: 2:12 AM
    • Moonset: 12:12 PM
    • Duration: 10:00 hr
    Astronomy

    Solunar Information for Crystal Lake, IL

    Sun, Feb 26
    New
    Sun, Mar 5
    First
    Sun, Mar 12
    Full
    Mon, Mar 20
    Last

    Mon. Stargazing