• Today

    Sep 22

    70°Lo 46°

    Mostly sunny; breezy, cooler

    Excellent for running
    • Precip
      3%
    • Hours of Precip
      0
    • Wind
      Gust
      30 mph
  • Tue

    Sep 23

    70°Lo 50°

    Cool in the morning; sunny

    Excellent for running
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Wed

    Sep 24

    73°Lo 56°

    Pleasant with periods of sun

    Excellent for running
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
    more
  • Thu

    Sep 25

    71°Lo 53°

    Rain and drizzle possible

    Very Good for running
    • Precip
      30%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Fri

    Sep 26

    75°Lo 52°

    Times of clouds and sun

    Excellent for running
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      6 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
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  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Sunny
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Temp (°F) 65° 61° 58° 57° 55° 53° 52° 50°
RealFeel® 60° 56° 54° 55° 53° 51° 51° 49°
Humidity 49% 55% 60% 64% 67% 70% 72% 75%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Rain
 
0%
 
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0%
 
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0%
 
0%
 
0%
 
0%
Snow
 
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Ice
 
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  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 10 NNW 8 NNW 6 NNW 4 NNW 4 NNW 3 NNW 3 NNW 3 NNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 1% 0% 0% 0% 0% 0% 0% 0%
Dew Point 45° 45° 44° 45° 44° 43° 43° 43°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 70° 77° 98° (1895) 76°
Low 46° 60° 39° (1904) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 12:10 of sunlight, then sets at 7:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:24 AM with 12:48 of moolight, then sets at 6:12 PM

Top Story

Rockville Weather Report

DC: September Temperature Roller Coaster to Continue

September 22, 2014; 2:24 AM ET

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