• Tonight

    Apr 17

    Lo 35°

    Some clouds; cold

    Driving Weather
    • Precip
      5%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Fri

    Apr 18

    56°Lo 42°

    Mostly cloudy

    Excellent for driving
    • Precip
      7%
    • Hours of Precip
      0
    • Rain
      0 in
  • Sat

    Apr 19

    69°Lo 41°

    Clouds and sun

    Excellent for driving
    • Precip
      20%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Sun

    Apr 20

    64°Lo 42°

    Intervals of clouds and sun

    Excellent for driving
    • Precip
      4%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Mon

    Apr 21

    70°Lo 46°

    Some sun

    Excellent for driving
    • Precip
      10%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
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Forecast
Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Temp (°F) 36° 36° 36° 40° 42° 44° 48° 51°
RealFeel® 32° 32° 33° 38° 43° 47° 53° 59°
Humidity 86% 86% 84% 81% 73% 65% 57% 53%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
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0%
 
0%
 
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0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 5 N 5 NNE 5 NNE 4 NE 4 NE 4 ENE 4 ENE 4 ENE
UV Index 0 0 0 0 1 2 3 4
Cloud Cover 90% 89% 89% 90% 90% 90% 90% 89%
Dew Point 32° 32° 32° 34° 34° 33° 33° 34°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 56° 68° 95° (1976) 78°
Low 42° 48° 25° (1875) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 13:21 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:31 PM with 10:13 of moolight, then sets at 9:44 AM

Top Story

Rockville Weather Report

DC: Turn to Milder Weather Into Easter Weekend

April 17, 2014; 1:00 PM ET

The return of noticeably milder air to Washington, D.C., will coincide with this Easter weekend. more >

Travel Weather Forecast

Apr 17, 2014; 6:00 PM ET United States travel weather forecast

Fri. Travel Weather

48 Hour Precipitation Forecast

Fri. Driving Weather