• Today

    Aug 29

    82°Lo 55°

    Clouds giving way to some sun

    High ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Aug 30

    85°Lo 57°

    Sunny; pleasant, less humid

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 31

    85°Lo 61°

    A thunderstorm in spots

    High ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Sep 1

    76°Lo 53°

    Not as warm with some sun

    High ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
  • Fri

    Sep 2

    75°Lo 51°

    Mostly sunny and comfortable

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Cooler 76° Lo 70° RealFeel® 80° / 67°

N

E

S

W

  • Precipitation: 24%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 54%
  • Cloud Cover: 45%
  • Dew Point: 56° F
  • Visibility: 10 mi
7 mph

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2015
High 76° 79° 92° (1977) 90°
Low 53° 55° 39° (2009) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 13:02 of sunlight, then sets at 7:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:59 AM with 13:07 of moolight, then sets at 8:06 PM

Washington Weather Report

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

August 29, 2016; 12:20 PM ET

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

Thu. Dust & Dander

Thu. Wind Maps