• Today

    Oct 21

    66°Lo 48°

    Clouds and sunshine

    Poor for home energy
    • Avg
      RealFeel
      54°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      5 mph
    more
  • Wed

    Oct 22

    58°Lo 45°

    Breezy with rain at times

    Poor for home energy
    • Avg
      RealFeel
      43°
    • Hi
      RealFeel
      53°
    • Wind
      Speed
      15 mph
    more
  • Thu

    Oct 23

    61°Lo 47°

    Windy with some sun

    Poor for home energy
    • Avg
      RealFeel
      48°
    • Hi
      RealFeel
      56°
    • Wind
      Speed
      16 mph
    more
  • Fri

    Oct 24

    65°Lo 46°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      52°
    • Hi
      RealFeel
      63°
    • Wind
      Speed
      12 mph
  • Sat

    Oct 25

    65°Lo 47°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      53°
    • Hi
      RealFeel
      64°
    • Wind
      Speed
      9 mph
    more
Next Previous
Hi 65° RealFeel® 63° Precipitation 1%

Day

N

E

S

W

  • NW 12 mph
  • Gusts: 20 mph

Intervals of clouds and sunshine

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 46° RealFeel® 41° Precipitation 6%

Night

N

E

S

W

  • NW 7 mph
  • Gusts: 10 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Oct 24

more Historical Weather Data >
  Today Normal Record 10/24/2013
High 65° 66° N/A 54°
Low 46° 48° N/A 42°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:27 AM with 10:51 of sunlight, then sets at 6:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:04 AM with 10:52 of moolight, then sets at 6:56 PM

Rockville Weather Report

Storm to Affect DC This Week With Some Rain, Wind

October 21, 2014; 12:06 PM ET

A developing nor'easter will bring some showers and wind to the Washington, D.C., area during the middle of the week. 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.

Fri. Home Energy Efficiency

Fri. Degree Days

Fri. UV Index