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    • Today

      Sep 29

      68° /61°F
      Heavy rain; windy, humid
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Fri

      Sep 30

      66° /62°
      Cloudy with a few showers
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sat

      Oct 1

      73° /59°
      Warmer with rain and drizzle
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sun

      Oct 2

      79° /56°
      Brief afternoon showers
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Oct 3

      76° /56°
      Partly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    64°/62° RealFeel® 59°/55°
    Periods of rain, some heavy
    • 16 mph
    • Precipitation: 75%
    • Rain: 0.41 in
    • Snow: 0 in
    • Humidity: 91%
    • Cloud Cover: 100%
    • Dew Point: 61° F
    • Visibility: 7 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/29/2015
    High 68° 75° N/A 81°
    Low 61° 54° N/A 66°

    Sunrise/Sunset

    • Sunrise: 7:05 AM
    • Sunset: 6:54 PM
    • Duration: 11:49 hr

    Moonrise/Moonset

    • Moonrise: 5:39 AM
    • Moonset: 6:26 PM
    • Duration: 12:47 hr
    Astronomy

    Frederick Weather Report

    Persistent rain to raise flood risk in part of northeastern US late this week

    September 29, 2016; 4:55 AM ET

    Rain will spread over much of the northeastern U.S. into the weekend, but persistent downpours will raise the flood risk in part of the mid-Atlantic. More >

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps