• Fri

    Sep 9

    83°Lo 60°

    Times of clouds and sun

    Beneficial weather for colds
    • Avg
      Temp
      72°
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      83°
    more
  • Sat

    Sep 10

    79°Lo 57°

    Decreasing clouds

    Beneficial weather for colds
    • Avg
      Temp
      68°
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      79°
    more
  • Sun

    Sep 11

    84°Lo 53°

    Abundant sunshine

    Beneficial weather for colds
    • Avg
      Temp
      69°
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      86°
    more
  • Mon

    Sep 12

    86°Lo 53°

    Sunshine, a t-storm possible

    Beneficial weather for colds
    • Avg
      Temp
      70°
    • Avg
      RealFeel
      70°
    • Hi
      RealFeel
      86°
    more
  • Tue

    Sep 13

    72°Lo 57°

    Cloudy and colder

    Beneficial weather for colds
    • Avg
      Temp
      65°
    • Avg
      RealFeel
      66°
    • Hi
      RealFeel
      74°
Next Previous
Hi 72° RealFeel® 74° Precipitation 25%

Day

N

E

S

W

  • SSW 2 mph
  • Gusts: 13 mph

Cloudy and colder

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 18%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 57° RealFeel® 57° Precipitation 25%

Night

N

E

S

W

  • SSW 5 mph
  • Gusts: 14 mph

Mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 13

more Historical Weather Data >
  Today Normal Record 9/13/2015
High 72° 75° 88° (1976) 64°
Low 57° 51° 39° (1985) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:01 AM with 12:31 of sunlight, then sets at 7:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:39 PM with 10:46 of moolight, then sets at 4:25 AM

Washington Weather Report

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

August 30, 2016; 11:24 AM ET

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

Flu Season is Just Around the Corner

Sep 11, 2012; 2:00 PM ET The peak of flu season may not be until January, but preparations should begin now. Adrienne Veilleux has more.