• Early AM

    Sep 22

    Lo 57°

    Partly to mostly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      7 mph
    more
  • Today

    Sep 22

    70°Lo 46°

    Mostly sunny; breezy, cooler

    Poor for home energy
    • Avg
      RealFeel
      57°
    • Hi
      RealFeel
      68°
    • Wind
      Speed
      12 mph
    more
  • Tue

    Sep 23

    70°Lo 50°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      61°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      4 mph
  • Wed

    Sep 24

    73°Lo 56°

    Mostly sunny and nice

    Poor for home energy
    • Avg
      RealFeel
      64°
    • Hi
      RealFeel
      75°
    • Wind
      Speed
      5 mph
    more
  • Thu

    Sep 25

    71°Lo 53°

    Beautiful with clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      72°
    • Wind
      Speed
      4 mph
    more
Next Previous
Mostly sunny 66° Lo 49° RealFeel® 72° / 49°

N

E

S

W

  • Precipitation: 2%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 58%
  • Cloud Cover: 11%
  • Dew Point: 43° F
  • Visibility: 10 mi
4 mph

Temperature History - Sep 23

more Historical Weather Data >
  Today Normal Record 9/23/2013
High 70° 77° 98° (1895) 69°
Low 50° 60° 36° (1904) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:57 AM with 12:07 of sunlight, then sets at 7:04 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:20 AM with 12:22 of moolight, then sets at 6:42 PM

Top Story

Rockville Weather Report

DC: September Temperature Roller Coaster to Continue

September 21, 2014; 9:44 PM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Washington, D.C. 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