• Tonight

    Aug 30

    Lo 65°

    Partly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      73°
    • Hi
      RealFeel
      83°
    • Wind
      Speed
      13 mph
    more
  • Sun

    Aug 31

    84°Lo 68°

    Partly sunny and humid

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      5 mph
    more
  • Mon

    Sep 1

    82°Lo 66°

    Thunderstorms, strong late

    Poor for home energy
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      12 mph
  • Tue

    Sep 2

    79°Lo 58°

    Intervals of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Sep 3

    82°Lo 69°

    Partly sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      8 mph
    more
Next Previous
Partly cloudy 70° Lo 66° RealFeel® 68° / 64°

N

E

S

W

  • Precipitation: 25%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 91%
  • Cloud Cover: 24%
  • Dew Point: 65° F
  • Visibility: 10 mi
6 mph

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 82° 78° N/A 82°
Low 66° 55° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:10 of sunlight, then sets at 7:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:11 PM with 10:09 of moolight, then sets at 11:20 PM

Top Story

Crystal Lake Weather Report

Severe Storms to Threaten Chicago on Labor Day

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Chicago will become the target of severe thunderstorms as the Labor Day holiday weekend comes to an end, creating dangers for those with outdoor plans. more >

Energy Efficient Lightbulbs and S.A.D

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Mon. Degree Days

Mon. UV Index