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    • Tonight

      Sep 24

      45° Lo
      Mainly clear and cooler
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sun

      Sep 25

      75° /50°
      Mostly sunny and pleasant
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Sep 26

      80° /50°
      Rain and a thunderstorm
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Tue

      Sep 27

      66° /43°F
      Partly sunny and cooler
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Wed

      Sep 28

      69° /42°
      Clouds and sun with a shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    56°/48° RealFeel® 54°/47°
    Mainly clear
    • 6 mph
    • Precipitation: 17%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 74%
    • Cloud Cover: 19%
    • Dew Point: 43° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/27/2015
    High 66° 69° 89° (1986) 75°
    Low 43° 45° 36° (1983) 57°

    Sunrise/Sunset

    • Sunrise: 7:14 AM
    • Sunset: 7:09 PM
    • Duration: 11:55 hr

    Moonrise/Moonset

    • Moonrise: 3:51 AM
    • Moonset: 5:34 PM
    • Duration: 13:43 hr
    Astronomy

    Washington Weather Report

    Crisp fall air to bring first frost of season to parts of northeastern US

    September 24, 2016; 6:53 PM ET

    Fall air has finally arrived in the northeastern United States and may yield the first frost of the season in parts of the region this weekend. More >

    Tue. Dust & Dander

    Tue. Wind Maps