• Tonight

    Mar 2

    Lo 24°

    Partly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      27°
    • Hi
      RealFeel
      35°
    • Wind
      Speed
      12 mph
  • Tue

    Mar 3

    36°Lo 35°

    Icy mix in the afternoon

    Good for home energy
    • Avg
      RealFeel
      32°
    • Hi
      RealFeel
      38°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Mar 4

    44°Lo 32°

    Rain; fog in the morning

    Fair for home energy
    • Avg
      RealFeel
      30°
    • Hi
      RealFeel
      44°
    • Wind
      Speed
      6 mph
    more
  • Thu

    Mar 5

    33°Lo 15°

    Colder with periods of snow

    Good for home energy
    • Avg
      RealFeel
      12°
    • Hi
      RealFeel
      21°
    • Wind
      Speed
      13 mph
    more
  • Fri

    Mar 6

    29°Lo 20°

    Mostly sunny and quite cold

    Good for home energy
    • Avg
      RealFeel
      28°
    • Hi
      RealFeel
      40°
    • Wind
      Speed
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
2pm
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Mostly Clear
Mostly Clear
Mostly Clear
Temp (°F) 39° 40° 39° 38° 37° 29° 28° 27°
RealFeel® 30° 30° 28° 26° 26° 19° 19° 20°
Humidity 43% 42% 42% 42% 44% 62% 63% 65%
   
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Rain
 
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Snow
 
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Ice
 
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Wind (mph) 16 WNW 16 NW 16 NW 15 NW 13 NW 10 NW 9 NW 8 NW
UV Index 3 2 1 0 0 0 0 0
Cloud Cover 23% 12% 10% 6% 7% 22% 19% 22%
Dew Point 18° 18° 18° 17° 16° 17° 17° 16°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Mar 2

more Historical Weather Data >
  Today Normal Record 3/2/2014
High 40° 51° 77° (1972) 53°
Low 24° 34° 13° (1925) 36°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 11:22 of sunlight, then sets at 6:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:31 PM with 13:46 of moolight, then sets at 5:17 AM

Rockville Weather Report

DC: Storm to Accompany Midweek Warmup

March 2, 2015; 6:06 PM ET

The warmest weather since early February will surge into the Washington, D.C., area at midweek with temperatures forecast to reach the lower 50s F. 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