• Mon

    Dec 1

    40°Lo 30°

    A blend of sun and clouds

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      34°
    more
  • Tue

    Dec 2

    62°Lo 36°

    Partly sunny and warmer

    Poor for lawn mowing
    • Hours of Precip
      6
    • Precip
      25%
    • Hi
      RealFeel
      60°
    more
  • Wed

    Dec 3

    54°Lo 33°

    Colder with rain

    Poor for lawn mowing
    • Hours of Precip
      15
    • Precip
      79%
    • Hi
      RealFeel
      47°
    more
  • Thu

    Dec 4

    46°Lo 34°

    Cloudy with spotty showers

    Poor for lawn mowing
    • Hours of Precip
      3
    • Precip
      60%
    • Hi
      RealFeel
      40°
  • Fri

    Dec 5

    39°Lo 24°

    Mostly cloudy with a shower

    Poor for lawn mowing
    • Hours of Precip
      3.5
    • Precip
      41%
    • Hi
      RealFeel
      32°
    more
Next Previous
Hi 46° RealFeel® 40° Precipitation 60%

Day

N

E

S

W

  • SE 8 mph
  • Gusts: 29 mph

Considerable cloudiness with a couple of showers

  • Max UV Index: 1 (Low)
  • Thunderstorms: 20%
  • Precipitation: 0.08 in
  • Rain: 0.08 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 34° RealFeel® 18° Precipitation 57%

Night

N

E

S

W

  • SE 15 mph
  • Gusts: 32 mph

Considerable cloudiness; a bit of rain, some freezing in the evening followed by a bit of ice late

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0.08 in
  • Rain: 0.02 in
  • Snow: 0 in
  • Ice: 0.05 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Dec 4

more Historical Weather Data >
  Today Normal Record 12/4/2013
High 46° 36° 65° (1998) 52°
Low 34° 21° -4° (1991) 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:06 AM with 9:18 of sunlight, then sets at 4:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:28 PM with 14:31 of moolight, then sets at 5:59 AM

DeKalb Weather Report

Chicago: Warming Trend to Follow Frigid Week

November 21, 2014; 12:41 PM ET

Warmer air is set to arrive for the weekend, but rain will accompany it. 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?