• Today

    Dec 20

    34°Lo 31°

    Mostly cloudy

    Poor for lawn mowing
    • Hours of Precip
      0.5
    • Precip
      35%
    • Hi
      RealFeel
      33°
    more
  • Sun

    Dec 21

    37°Lo 32°

    Mostly cloudy with a flurry

    Poor for lawn mowing
    • Hours of Precip
      1
    • Precip
      42%
    • Hi
      RealFeel
      27°
  • Mon

    Dec 22

    42°Lo 40°

    A morning shower, then rain

    Poor for lawn mowing
    • Hours of Precip
      7
    • Precip
      75%
    • Hi
      RealFeel
      28°
    more
  • Tue

    Dec 23

    43°Lo 36°

    Cloudy with a few showers

    Poor for lawn mowing
    • Hours of Precip
      10
    • Precip
      70%
    • Hi
      RealFeel
      35°
    more
  • Wed

    Dec 24

    40°Lo 30°

    Windy with snow showers

    Poor for lawn mowing
    • Hours of Precip
      3.5
    • Precip
      68%
    • Hi
      RealFeel
      25°
    more
Next Previous
Mostly cloudy 34° Lo 32° RealFeel® 21° / 18°

N

E

S

W

  • Precipitation: 15%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 75%
  • Cloud Cover: 76%
  • Dew Point: 26° F
  • Visibility: 10 mi
14 mph

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 37° 34° 62° (1967) 36°
Low 32° 21° -13° (1989) 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:15 AM with 9:08 of sunlight, then sets at 4:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:29 AM with 10:01 of moolight, then sets at 4:30 PM

Chicago Weather Report

Chicago: Chance for a White Christmas as Pattern Turns Unsettled

December 20, 2014; 4:16 AM ET

There's a chance for a white Christmas around Chicagoland as next week turns unsettled. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Sun. Overnight Freeze

Sun. Degree Days

Sun. Evapotranspiration