• Partly cloudy 65°
    Home Energy Efficiency Current Weather
    • Yesterday
      Temp
      64°
    • Wind
      Chill
      65°
    • Wind
      Speed
      5 mph
  • Tonight

    Aug 27

    Lo 55°

    Mainly clear and pleasant

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      83°
    • Wind
      Speed
      5 mph
    Day Details >
  • Tomorrow

    Aug 28

    Hi 85°

    Sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      91°
    • Wind
      Speed
      2 mph
    Day Details >
  • Saturday

    Aug 29

    Hi 89°

    Sunny to partly cloudy

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      5 mph
    Day Details >
Next

Expect showers late Sunday night

8/27 8/28 Now: 9:09pm
PM 9-1
  • 9pm Mostly clear 65° 2%
  • 10pm Mostly clear 64° 2%
  • 11pm Clear 62° 2%
  • 12am Mostly clear 61° 2%
  • 1am Mostly clear 60° 1%
AM 8-1
  • 8am Sunny 61° 0%
  • 9am Sunny 66° 0%
  • 10am Sunny 72° 0%
  • 11am Sunny 76° 0%
  • 12pm Sunny 80° 0%
  • 1pm Sunny 81° 0%
PM 2-7
  • 2pm Mostly sunny 83° 0%
  • 3pm Mostly sunny 84° 0%
  • 4pm Mostly sunny 85° 0%
  • 5pm Mostly sunny 84° 0%
  • 6pm Sunny 82° 0%
  • 7pm Sunny 79° 0%
Hourly Forecast >
Aug 27, 2015; 4:58 PM ET
Five-day Weather Forecast for Washington, DC
Washington, DC Weather Forecast

Frederick Weather Report

DC, Baltimore: Break From Heat, Humidity to End This Weekend

August 27, 2015; 6:24 PM ET

After taking a break this week, heat and humidity will return to Washington, D.C., and Baltimore areas this weekend and will not be quick to depart. more >

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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.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index