• Today

    Sep 5

    87°Lo 70°

    Partly sunny, warm and humid

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      95°
    • UV
      5 - High
    • Cloud
      Cover
      28%
    more
  • Sun

    Sep 6

    90°Lo 72°

    Partly sunny, hot and humid

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      93°
    • UV
      5 - High
    • Cloud
      Cover
      26%
    more
  • Mon

    Sep 7

    83°Lo 69°

    Mostly cloudy with a t-storm

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      89°
    • UV
      4 - Moderate
    • Cloud
      Cover
      93%
    more
  • Tue

    Sep 8

    78°Lo 62°

    Mostly cloudy with t-storms

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      78°
    • UV
      2 - Low
    • Cloud
      Cover
      92%
    more
  • Wed

    Sep 9

    78°Lo 60°

    Times of clouds and sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      79°
    • UV
      4 - Moderate
    • Cloud
      Cover
      69%
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Temperature History - Sep 9

more Historical Weather Data >
  Today Normal Record 9/9/2014
High 78° 75° N/A 79°
Low 60° 52° N/A 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 12:47 of sunlight, then sets at 7:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:01 AM with 14:14 of moolight, then sets at 5:15 PM

Crystal Lake Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 5, 2015; 1:43 AM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

New Year, New You

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Wed. Sinus Headache

Wed. UV Index