• Today

    Aug 31

    89°Lo 68°

    Partly sunny and very warm

    Poor for home energy
    • Avg
      RealFeel
      83°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      5 mph
  • Thu

    Sep 1

    82°Lo 60°

    Not as hot with a t-storm

    Poor for home energy
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      6 mph
    more
  • Fri

    Sep 2

    78°Lo 62°

    Partly sunny and less humid

    Poor for home energy
    • Avg
      RealFeel
      70°
    • Hi
      RealFeel
      80°
    • Wind
      Speed
      7 mph
    more
  • Sat

    Sep 3

    77°Lo 58°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      8 mph
    more
  • Sun

    Sep 4

    79°Lo 56°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      70°
    • Hi
      RealFeel
      83°
    • Wind
      Speed
      5 mph
    more
Next Previous
A shower or thunderstorm 72° Lo 68° RealFeel® 75° / 69°

N

E

S

W

  • Precipitation: 47%
  • Rain: 0.16 in
  • Snow: 0 in
  • Humidity: 97%
  • Cloud Cover: 45%
  • Dew Point: 69° F
  • Visibility: 9 mi
4 mph

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2015
High 89° 81° N/A 88°
Low 68° 65° N/A 72°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 13:03 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:48 AM with 13:31 of moolight, then sets at 7:19 PM

Rockville Weather Report

Warm fall may jeopardize foliage displays in northeastern US

August 31, 2016; 8:49 AM ET

Though the summer season is winding down, forecasters are predicting a warm start to fall across the Northeast — a weather pattern that could spell bad news for fall foliage lovers. more >

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index