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    • Tonight

      Dec 2

      36° Lo F
      Clear and breezy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sat

      Dec 3

      50° /33°
      Mostly sunny and windy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Dec 4

      47° /37°
      Increasing cloudiness
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Dec 5

      51° /35°
      Periods of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Dec 6

      44° /39°
      Cooler with rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    51°Hi RealFeel® 45° Precipitation 2%
    Periods of clouds and sun; breezy this afternoon
    • W 12 mph
    • Gusts: 23 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    36°Lo RealFeel® 24° Precipitation 1%
    Clear and breezy
    • W 14 mph
    • Gusts: 20 mph
    • 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

    Cabin John Pollen Levels Dec 2

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 12/2/2015
    High 51° 51° 73° (1970) 59°
    Low 36° 36° 15° (1886) 48°

    Sunrise/Sunset

    • Sunrise: 7:10 AM
    • Sunset: 4:46 PM
    • Duration: 9:36 hr

    Moonrise/Moonset

    • Moonrise: 9:29 AM
    • Moonset: 7:42 PM
    • Duration: 10:13 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps