• Tonight

    Jul 23

    Lo 71°

    A thunderstorm in spots

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Thu

    Jul 24

    81°Lo 62°

    A couple of thunderstorms

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Jul 25

    84°Lo 62°

    Sunny and pleasant

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Jul 26

    88°Lo 70°

    Sun, some clouds

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Jul 27

    89°Lo 70°

    Some sun, a t-storm possible

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
A thunderstorm in parts of the area 92° Lo 86° RealFeel® 98° / 89°

N

E

S

W

  • Precipitation: 55%
  • Rain: 0.11 in
  • Snow: 0 in
  • Humidity: 53%
  • Cloud Cover: 46%
  • Dew Point: 71° F
  • Visibility: 9 mi
8 mph

Temperature History - Jul 23

more Historical Weather Data >
  Today Normal Record 7/23/2013
High 92° 88° 102° (2011) 89°
Low 71° 71° 56° (1890) 76°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:01 AM with 14:28 of sunlight, then sets at 8:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:19 AM with 14:36 of moolight, then sets at 5:55 PM

Top Story

Rockville Weather Report

DC: Another Cooldown to Follow Midweek Storms

July 23, 2014; 6:12 PM ET

Fresh cooler and less humid air will settle over the Boston area for Thursday and Friday. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Wed. Snow Day Potential