• Tonight

    Dec 28

    Lo 22°

    Increasing clouds

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      24°
    • Hi
      RealFeel
      30°
    • Wind
      Speed
      7 mph
    more
  • Mon

    Dec 29

    28°Lo 12°

    Mostly cloudy

    Good for home energy
    • Avg
      RealFeel
      11°
    • Hi
      RealFeel
      23°
    • Wind
      Speed
      8 mph
  • Tue

    Dec 30

    16°Lo 4°

    Partly sunny and very cold

    Very Good for home energy
    • Avg
      RealFeel
      -5°
    • Hi
      RealFeel
    • Wind
      Speed
      10 mph
    more
  • Wed

    Dec 31

    14°Lo 12°

    Sunny, brisk and very cold

    Excellent for home energy
    • Avg
      RealFeel
      -10°
    • Hi
      RealFeel
      -8°
    • Wind
      Speed
      17 mph
    more
  • Thu

    Jan 1

    25°Lo 18°

    Sunny, breezy and not as cold

    Excellent for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      10°
    • Wind
      Speed
      16 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 26° 28° 27° 26° 26° 26° 25° 24°
RealFeel® 20° 23° 21° 20° 19° 17° 15° 14°
Humidity 68% 59% 62% 63% 62% 63% 62% 61%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 8 NNE 8 NNE 8 NNE 8 NNE 8 N 9 N 9 N 10 N
UV Index 1 1 1 1 0 0 0 0
Cloud Cover 70% 65% 70% 80% 90% 93% 92% 90%
Dew Point 16° 16° 15° 15° 15° 15° 14° 13°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Dec 29

more Historical Weather Data >
  Today Normal Record 12/29/2013
High 28° 29° 63° (1984) 35°
Low 12° 14° -8° (1983)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:22 AM with 9:10 of sunlight, then sets at 4:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:12 PM with 13:30 of moolight, then sets at 1:42 AM

DeKalb Weather Report

Chicago: Temperatures to Tumble as Year Comes to an End

December 28, 2014; 12:22 PM ET

Temperatures are set to tumble this week across Chicagoland, putting a harsh chill on the final days of 2014. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Mon. Home Energy Efficiency

Mon. Degree Days

Mon. UV Index