• Tonight

    Aug 30

    Lo 70°

    Mostly cloudy and humid

    Driving Weather
    • Precip
      25%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Sun

    Aug 31

    88°Lo 70°

    Warmer; an afternoon t-storm

    Good for driving
    • Precip
      65%
    • Hours of Precip
      4
    • Rain
      0.48 in
    more
  • Mon

    Sep 1

    87°Lo 67°

    Clouds and sun with a t-storm

    Good for driving
    • Precip
      56%
    • Hours of Precip
      2
    • Rain
      0.19 in
  • Tue

    Sep 2

    92°Lo 70°

    A p.m. t-storm in spots

    Good for driving
    • Precip
      41%
    • Hours of Precip
      1
    • Rain
      0.09 in
    more
  • Wed

    Sep 3

    87°Lo 61°

    Mostly sunny and warm

    Excellent for driving
    • Precip
      15%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
A shower or thunderstorm 79° Lo 73° RealFeel® 84° / 75°

N

E

S

W

  • Precipitation: 40%
  • Rain: 0.04 in
  • Snow: 0 in
  • Humidity: 85%
  • Cloud Cover: 12%
  • Dew Point: 71° F
  • Visibility: 9 mi
3 mph

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 87° 84° 99° (1980) 93°
Low 67° 67° 50° (1890) 72°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 13:03 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:18 PM with 10:24 of moolight, then sets at 11:42 PM

Top Story

Rockville Weather Report

DC: Summer Heat to Hold Beyond Labor Day

August 30, 2014; 9:13 PM ET

Labor Day weekend traditionally marks the unofficial end to summer, but the weather has another idea in mind around Washington, D.C., with a prolonged stretch of summer heat underway. more >

Travel Weather Forecast

Aug 30, 2014; 6:23 PM ET United States travel weather forecast

Mon. Driving Weather