• Tonight

    Mar 30

    Lo 37°

    Clearing and breezy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      44°
    • Hi
      RealFeel
      60°
    • Wind
      Speed
      10 mph
    more
  • Tue

    Mar 31

    53°Lo 33°

    Plenty of sunshine

    Fair for home energy
    • Avg
      RealFeel
      40°
    • Hi
      RealFeel
      52°
    • Wind
      Speed
      10 mph
  • Wed

    Apr 1

    63°Lo 50°

    Sunny and breezy

    Poor for home energy
    • Avg
      RealFeel
      47°
    • Hi
      RealFeel
      60°
    • Wind
      Speed
      16 mph
    more
  • Thu

    Apr 2

    64°Lo 38°

    A morning shower or t-storm

    Poor for home energy
    • Avg
      RealFeel
      45°
    • Hi
      RealFeel
      61°
    • Wind
      Speed
      15 mph
    more
  • Fri

    Apr 3

    46°Lo 27°

    Cloudy and colder

    Fair for home energy
    • Avg
      RealFeel
      30°
    • Hi
      RealFeel
      40°
    • Wind
      Speed
      12 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Partly Cloudy
Partly Cloudy
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Sunny
Temp (°F) 42° 41° 40° 39° 38° 38° 37° 39°
RealFeel® 30° 29° 28° 28° 27° 27° 27° 30°
Humidity 85% 87% 90% 91% 90% 91% 94% 87%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
3%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 18 SSE 17 SSW 16 WSW 15 W 14 WNW 13 NW 13 NNW 12 NNW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 38% 33% 28% 26% 26% 26% 26% 1%
Dew Point 38° 38° 38° 37° 36° 35° 35° 36°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Mar 31

more Historical Weather Data >
  Today Normal Record 3/31/2014
High 53° 52° 81° (1981) 62°
Low 33° 32° 10° (1969) 35°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 12:39 of sunlight, then sets at 7:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:00 PM with 13:12 of moolight, then sets at 5:12 AM

DeKalb Weather Report

Chicago: Cool, Dry After Midweek Warmth

March 30, 2015; 4:44 PM ET

After mild conditions bring on a thunderstorm threat at midweek, cooler air will infiltrate the Chicago area. 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.

Tue. Home Energy Efficiency

Tue. Degree Days

Tue. UV Index