• Today

    May 28

    87°Lo 62°

    Mostly sunny, warm and muggy

    Beneficial weather for colds
    • Avg
      Temp
      75°
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      92°
    more
  • Sun

    May 29

    75°Lo 62°

    Not as warm; afternoon rain

    Beneficial weather for colds
    • Avg
      Temp
      69°
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      81°
  • Mon

    May 30

    81°Lo 62°

    Tropical rainstorm

    Beneficial weather for colds
    • Avg
      Temp
      72°
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      85°
    more
  • Tue

    May 31

    84°Lo 60°

    Partly to mostly sunny

    Beneficial weather for colds
    • Avg
      Temp
      72°
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      93°
    more
  • Wed

    Jun 1

    81°Lo 60°

    Mostly sunny

    Beneficial weather for colds
    • Avg
      Temp
      71°
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      88°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
2am
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  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 66° 64° 62° 63° 64° 65° 68° 70°
RealFeel® 64° 64° 62° 64° 65° 65° 69° 72°
Humidity 82% 85% 93% 91% 91% 89% 85% 81%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
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0%
 
0%
 
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2%
 
4%
 
4%
Snow
 
0%
 
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Ice
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 4 SSE 4 SSE 4 SSE 4 SSE 4 SSE 4 SSE 4 SSE 4 SSE
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 50% 65% 73% 79% 84% 90% 94% 94%
Dew Point 60° 59° 60° 61° 61° 62° 63° 64°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - May 29

more Historical Weather Data >
  Today Normal Record 5/29/2015
High 75° 76° N/A 82°
Low 62° 59° N/A 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:46 AM with 14:41 of sunlight, then sets at 8:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:34 AM with 11:31 of moolight, then sets at 1:05 PM

Rockville Weather Report

Tropical moisture to dampen Memorial Day celebrations from DC to NYC, Boston

May 28, 2016; 4:43 AM ET

Tropical moisture may put outdoor Memorial Day plans in jeopardy from Washington D.C., to Boston on Monday. more >

Flu Season is Just Around the Corner

Sep 11, 2012; 2:00 PM ET The peak of flu season may not be until January, but preparations should begin now. Adrienne Veilleux has more.

Sun. Cold & Flu

Sun. UV Index