• Early AM

    Apr 16

    Lo 27°

    Much colder

    Running Weather
    • Precip
      20%
    • Hours of Precip
      1.5
    • Wind
      Gust
      30 mph
    more
  • Today

    Apr 16

    50°Lo 30°

    Sunny, but chilly

    Good for running
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      17 mph
    more
  • Thu

    Apr 17

    60°Lo 37°

    Mostly sunny and warmer

    Excellent for running
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      11 mph
  • Fri

    Apr 18

    59°Lo 44°

    Mostly cloudy

    Excellent for running
    • Precip
      18%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
    more
  • Sat

    Apr 19

    65°Lo 43°

    Mostly cloudy

    Good for running
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 33° 30° 31° 32° 33° 38° 42° 44°
RealFeel® 32° 29° 30° 30° 31° 37° 43° 48°
Humidity 71% 73% 74% 74% 72% 68% 61% 52%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 3 E 4 ENE 4 NE 4 ENE 4 ENE 4 ENE 5 E 5 E
UV Index 0 0 0 0 0 1 2 4
Cloud Cover 10% 10% 10% 10% 10% 15% 15% 14%
Dew Point 24° 23° 24° 24° 25° 28° 29° 27°
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 - Apr 17

more Historical Weather Data >
  Today Normal Record 4/17/2013
High 60° 67° 95° (2002) 81°
Low 37° 48° 26° (1875) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 13:19 of sunlight, then sets at 7:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:30 PM with 10:19 of moolight, then sets at 8:49 AM

Top Story

Rockville Weather Report

DC: Drier, Chillier for Wednesday

April 15, 2014; 7:00 PM ET

Tuesday's soaking, wind-driven rain will be replaced by drier weather on Wednesday, but it will be chilly. more >

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.