• Tonight

    Aug 29

    Lo 70°

    Partly cloudy

    Bicycling Weather
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Tue

    Aug 30

    89°Lo 71°

    Mostly sunny

    Excellent for biking
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
  • Wed

    Aug 31

    90°Lo 70°

    Clouds and sun; hot, humid

    Very Good for biking
    • Precip
      25%
    • Hours of Precip
      0.5
    • Wind
      Gust
      7 mph
    more
  • Thu

    Sep 1

    83°Lo 64°

    Not as hot but humid

    Very Good for biking
    • Precip
      42%
    • Hours of Precip
      1
    • Wind
      Gust
      7 mph
    more
  • Fri

    Sep 2

    81°Lo 63°

    Partly sunny and less humid

    Excellent for biking
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
Next Previous
Hi 89° RealFeel® 94° Precipitation 4%

Day

N

E

S

W

  • NE 5 mph
  • Gusts: 8 mph

Mostly sunny; very warm in the afternoon

  • Max UV Index: 6 (High)
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 71° RealFeel® 73° Precipitation 10%

Night

N

E

S

W

  • NNE 2 mph
  • Gusts: 6 mph

Mainly clear and more humid

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 30

more Historical Weather Data >
  Today Normal Record 8/30/2015
High 89° 85° 99° (1953) 87°
Low 71° 68° 50° (1986) 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 13:04 of sunlight, then sets at 7:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:46 AM with 13:56 of moolight, then sets at 6:42 PM

Washington Weather Report

September to start on cooler, less humid note in northeastern US

August 29, 2016; 4:44 PM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.