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    • Wed

      Oct 19

      69° /48°
      A couple of showers
      • Ragweed Pollen
      • Weather
      • Precip: 60%
      • Wind Speed: 8 mph
      • Cloud Cover: 62%
      More
    • Thu

      Oct 20

      70° /48°F
      Increasing clouds
      • Ragweed Pollen
      • Weather
      • Precip: 25%
      • Wind Speed: 5 mph
      • Cloud Cover: 33%
    • Fri

      Oct 21

      69° /49°
      Mostly cloudy
      • Ragweed Pollen
      • Weather
      • Precip: 25%
      • Wind Speed: 13 mph
      • Cloud Cover: 72%
      More
    • Sat

      Oct 22

      70° /49°
      A little a.m. rain; clearing
      • Ragweed Pollen
      • Weather
      • Precip: 55%
      • Wind Speed: 8 mph
      • Cloud Cover: 28%
      More
    • Sun

      Oct 23

      70° /48°
      Abundant sunshine
      • Ragweed Pollen
      • Weather
      • Precip: 20%
      • Wind Speed: 8 mph
      • Cloud Cover: 0%
      More

    Day

    70°Hi RealFeel® 71° Precipitation 25%
    Increasing clouds
    • WNW 5 mph
    • Gusts: 8 mph
    • Max UV Index: 3 (Moderate)
    • 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

    48°Lo RealFeel® 43° Precipitation 25%
    Mostly cloudy
    • SE 7 mph
    • Gusts: 12 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

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/20/2015
    High 70° 67° N/A 73°
    Low 48° 46° N/A 36°

    Sunrise/Sunset

    • Sunrise: 7:26 AM
    • Sunset: 6:23 PM
    • Duration: 10:57 hr

    Moonrise/Moonset

    • Moonrise: 10:34 PM
    • Moonset: 1:13 PM
    • Duration: 14:39 hr
    Astronomy

    Frederick Weather Report

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

    September 29, 2016; 8:16 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 >