• Sunny 54°
    Home Energy Efficiency Current Weather
    • Yesterday
      Temp
      47°
    • Wind
      Chill
      54°
    • Wind
      Speed
      16 mph
  • Tonight

    Apr 26

    Lo 32°

    Mainly clear and chilly

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      44°
    • Hi
      RealFeel
      56°
    • Wind
      Speed
      13 mph
    Day Details >
  • Tomorrow

    Apr 27

    Hi 58°

    Plenty of sun

    Poor for home energy
    • Avg
      RealFeel
      49°
    • Hi
      RealFeel
      63°
    • Wind
      Speed
      9 mph
    Day Details >
  • Tuesday

    Apr 28

    Hi 62°

    Sun and some clouds

    Poor for home energy
    • Avg
      RealFeel
      51°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      6 mph
    Day Details >
Next

Cool tonight

4/26 4/27 Now: 6:17pm
PM 6-10
  • 6pm Sunny 54° 0%
  • 7pm Sunny 50° 0%
  • 8pm Mostly clear 40° 0%
  • 9pm Mostly clear 39° 0%
  • 10pm Mostly clear 38° 0%
AM 5-10
  • 5am Mostly clear 36° 0%
  • 6am Mostly sunny 40° 0%
  • 7am Mostly sunny 45° 0%
  • 8am Sunny 48° 0%
  • 9am Sunny 51° 0%
  • 10am Mostly sunny 54° 0%
AM 11-4
  • 11am Mostly sunny 56° 0%
  • 12pm Mostly sunny 57° 0%
  • 1pm Mostly sunny 58° 0%
  • 2pm Mostly sunny 55° 0%
  • 3pm Mostly sunny 52° 0%
  • 4pm Mostly sunny 49° 0%
Hourly Forecast >
Apr 26, 2015; 4:17 PM ET
Five-day Weather Forecast for Chicago, IL
Chicago, IL Weather Forecast

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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.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index