• Today

    Apr 18

    57°Lo 41°

    Cool with variable cloudiness

    Beneficial weather for colds
    • Avg
      Temp
      49°
    • Avg
      RealFeel
      50°
    • Hi
      RealFeel
      62°
    more
  • Sat

    Apr 19

    65°Lo 40°

    Partly sunny

    Beneficial weather for colds
    • Avg
      Temp
      52°
    • Avg
      RealFeel
      56°
    • Hi
      RealFeel
      65°
    more
  • Sun

    Apr 20

    65°Lo 38°

    Mostly sunny

    Beneficial weather for colds
    • Avg
      Temp
      52°
    • Avg
      RealFeel
      56°
    • Hi
      RealFeel
      71°
  • Mon

    Apr 21

    70°Lo 48°

    Partly sunny and nice

    Beneficial weather for colds
    • Avg
      Temp
      59°
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      73°
    more
  • Tue

    Apr 22

    71°Lo 49°

    An afternoon t-storm or two

    Neutral weather for colds
    • Avg
      Temp
      60°
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      71°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 49° 51° 55° 60° 62° 64° 65° 63°
RealFeel® 48° 53° 60° 66° 69° 71° 70° 67°
Humidity 61% 53% 46% 41% 36% 34% 33% 33%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
1%
 
1%
 
1%
 
1%
 
1%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 7 NE 7 ENE 7 ENE 7 ENE 6 E 6 E 6 E 6 E
UV Index 2 4 5 7 7 7 5 4
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
Dew Point 36° 35° 35° 36° 35° 35° 35° 34°
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 - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 65° 68° 94° (1941) 62°
Low 39° 48° 28° (1904) 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:25 AM with 13:26 of sunlight, then sets at 7:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:28 AM with 10:16 of moolight, then sets at 10:44 AM

Top Story

Rockville Weather Report

DC: Turn to Milder Weather Into Easter Weekend

April 18, 2014; 4:10 AM ET

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

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Sun. Cold & Flu

Sun. UV Index