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    • Tonight

      Jan 22

      43° Lo
      Rain becoming steadier
      • 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
      More
    • Mon

      Jan 23

      45° /38°F
      Breezy and cooler with rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Tue

      Jan 24

      49° /34°
      Sun and areas of low clouds
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Jan 25

      59° /42°
      Mostly sunny and milder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Jan 26

      50° /34°
      Cooler with clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    45°Hi RealFeel® 34° Precipitation 78%
    Breezy and cooler with occasional rain
    • NE 14 mph
    • Gusts: 23 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 12%
    • Precipitation: 0.59 in
    • Rain: 0.59 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 9 hrs
    • Hours of Rain: 9 hrs

    Night

    38°Lo RealFeel® 32° Precipitation 56%
    On-and-off rain and drizzle
    • NNW 8 mph
    • Gusts: 13 mph
    • Max UV Index: N/A
    • Thunderstorms: 2%
    • Precipitation: 0.09 in
    • Rain: 0.09 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 3.5 hrs
    • Hours of Rain: 3.5 hrs

    Frederick Pollen Levels Jan 23

    • 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 1/23/2016
    High 45° 42° N/A 30°
    Low 38° 26° N/A 23°

    Sunrise/Sunset

    • Sunrise: 7:24 AM
    • Sunset: 5:20 PM
    • Duration: 9:56 hr

    Moonrise/Moonset

    • Moonrise: 3:37 AM
    • Moonset: 1:57 PM
    • Duration: 10:20 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps