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    • Today

      Sep 25

      73° /51°
      Sunny and pleasant
      • Beneficial
      • weather for sinus headaches
      • Hi RealFeel: 81°
      • UV: 4 - Moderate
      • Cloud Cover: 4%
      More
    • Mon

      Sep 26

      72° /57°F
      Mostly cloudy
      • Beneficial
      • weather for sinus headaches
      • Hi RealFeel: 70°
      • UV: 2 - Low
      • Cloud Cover: 93%
    • Tue

      Sep 27

      75° /49°
      Mostly sunny
      • Beneficial
      • weather for sinus headaches
      • Hi RealFeel: 76°
      • UV: 4 - Moderate
      • Cloud Cover: 24%
      More
    • Wed

      Sep 28

      75° /58°
      Chance of a little p.m. rain
      • Beneficial
      • weather for sinus headaches
      • Hi RealFeel: 77°
      • UV: 4 - Moderate
      • Cloud Cover: 76%
      More
    • Thu

      Sep 29

      66° /57°
      Mostly cloudy, a little rain
      • Beneficial
      • weather for sinus headaches
      • Hi RealFeel: 66°
      • UV: 4 - Moderate
      • Cloud Cover: 76%
      More
    72°/69° RealFeel® 70°/66°
    Mostly cloudy
    • 10 mph
    • Precipitation: 25%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 67%
    • Cloud Cover: 96%
    • Dew Point: 59° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 72° 76° N/A 72°
    Low 57° 55° N/A 55°

    Sunrise/Sunset

    • Sunrise: 7:02 AM
    • Sunset: 6:59 PM
    • Duration: 11:57 hr

    Moonrise/Moonset

    • Moonrise: 2:40 AM
    • Moonset: 4:45 PM
    • Duration: 14:05 hr
    Astronomy

    Frederick Weather Report

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

    September 25, 2016; 2:29 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 to end this weekend. More >

    Mon. Sinus Headache

    Mon. UV Index