• Today

    Jul 31

    85°Lo 65°

    Sun followed by some clouds

    Poor for skiing
    • Rain
      0 in
    • Precip
      2%
    • Hours of Precip
      0
  • Fri

    Aug 1

    79°Lo 64°

    Cloudy spells with showers

    Poor for skiing
    • Rain
      0.13 in
    • Precip
      66%
    • Hours of Precip
      2.5
    more
  • Sat

    Aug 2

    80°Lo 67°

    Mostly cloudy with a t-storm

    Poor for skiing
    • Rain
      0.10 in
    • Precip
      55%
    • Hours of Precip
      1
    more
  • Sun

    Aug 3

    78°Lo 65°

    Mostly cloudy with a t-storm

    Poor for skiing
    • Rain
      0.16 in
    • Precip
      56%
    • Hours of Precip
      1.5
    more
  • Mon

    Aug 4

    85°Lo 64°

    Warmer with a thunderstorm

    Poor for skiing
    • Rain
      0.10 in
    • Precip
      55%
    • Hours of Precip
      1
    more
Next Previous
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  Thu
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 72° 76° 80° 82° 83° 84° 85° 84°
RealFeel® 77° 82° 86° 86° 87° 86° 86° 83°
Humidity 64% 58% 51% 46% 43% 41% 41% 42%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 4 WSW 5 WSW 6 WSW 6 SSW 7 SW 7 SSW 6 SSW 6 SSW
UV Index 5 6 7 7 7 6 4 3
Cloud Cover 10% 10% 14% 39% 40% 51% 52% 53%
Dew Point 60° 60° 60° 59° 58° 58° 58° 58°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 85° 88° 103° (1954) 82°
Low 65° 71° 52° (1895) 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 14:13 of sunlight, then sets at 8:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:31 AM with 12:04 of moolight, then sets at 10:35 PM

Top Story

Rockville Weather Report

DC, Baltimore: Rain to Dampen Weekend Plans

July 31, 2014; 1:02 PM ET

Rain will converge along the Atlantic Seaboard this weekend with Washington, D.C., and Baltimore caught in the middle. more >

Tourism of Doom: Traveling to Endangered Places

Aug 30, 2012; 5:00 AM ET If you're longing to ski the Alps or swim in the Great Barrier Reef, you may be running out of time. A changing climate may beat you to the punch line. Valerie Smock has more.

Radar & Satellite

48 Hour Precipitation Forecast

Thu. Ski Weather