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    • Today

      Apr 23

      64° /47°F
      Warmer with sunny intervals
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Mon

      Apr 24

      55° /47°
      Cooler with occasional rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Tue

      Apr 25

      58° /53°
      Periods of rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Wed

      Apr 26

      77° /57°
      Pleasant and warmer
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Thu

      Apr 27

      84° /60°
      Very warm with clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    64°Hi RealFeel® 72° Precipitation 1%
    Warmer with intervals of clouds and sunshine
    • NE 4 mph
    • Gusts: 7 mph
    • Max UV Index: 6 (High)
    • Thunderstorms: 3%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    47°Lo RealFeel® 44° Precipitation 62%
    Considerable clouds with a little rain
    • N 4 mph
    • Gusts: 6 mph
    • Max UV Index: N/A
    • Thunderstorms: 2%
    • Precipitation: 0.17 in
    • Rain: 0.17 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 3 hrs
    • Hours of Rain: 3 hrs

    Frederick Pollen Levels Apr 23

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

      High

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 4/23/2016
    High 64° 70° N/A 70°
    Low 47° 47° N/A 45°

    Sunrise/Sunset

    • Sunrise: 6:22 AM
    • Sunset: 7:55 PM
    • Duration: 13:33 hr

    Moonrise/Moonset

    • Moonrise: 4:50 AM
    • Moonset: 4:46 PM
    • Duration: 11:56 hr
    Astronomy

    Sun. Pollen

    Sun. Dust & Dander

    Sun. Wind Maps