• Tonight

    Dec 21

    Lo 28°

    Mostly cloudy

    Sailing Weather
    • Wind
      Speed
      13 mph
    • Wind
      Gust
      22 mph
    • Precip
      35%
  • Mon

    Dec 22

    38°Lo 37°

    Mostly cloudy, afternoon rain

    Poor for sailing
    • Wind
      Speed
      18 mph
    • Wind
      Gust
      30 mph
    • Precip
      77%
    more
  • Tue

    Dec 23

    44°Lo 31°

    Cloudy with a shower

    Fair for sailing
    • Wind
      Speed
      8 mph
    • Wind
      Gust
      13 mph
    • Precip
      56%
    more
  • Wed

    Dec 24

    35°Lo 27°

    Colder with snow showers

    Poor for sailing
    • Wind
      Speed
      17 mph
    • Wind
      Gust
      33 mph
    • Precip
      60%
    more
  • Thu

    Dec 25

    35°Lo 28°

    Sunshine and breezy

    Poor for sailing
    • Wind
      Speed
      20 mph
    • Wind
      Gust
      33 mph
    • Precip
      8%
    more
Next Previous
Hi 36° RealFeel® 25° Precipitation 35%

Day

N

E

S

W

  • SSE 13 mph
  • Gusts: 22 mph

Mostly cloudy; watch for some freezing drizzle as well

  • Max UV Index: 0 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 28° RealFeel® 14° Precipitation 24%

Night

N

E

S

W

  • SE 14 mph
  • Gusts: 20 mph

Mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 36° 30° 57° (1967) 32°
Low 28° 15° -8° (2008) 25°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:19 AM with 9:08 of sunlight, then sets at 4:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:34 AM with 10:01 of moolight, then sets at 4:35 PM

DeKalb Weather Report

Chicago: Chance for a White Christmas as Pattern Turns Unsettled

December 21, 2014; 5:18 PM ET

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

Windiest Cities in the U.S.

Jan 8, 2013; 9:58 AM ET Chicago may be known as the 'Windy City', but is it really the windiest?

Sun. Sailing Maps

Sun. Wind Maps