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    • Today

      Jun 23

      89° /72°F
      Couple of thunderstorms
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sat

      Jun 24

      89° /61°
      A passing morning shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Jun 25

      82° /56°
      Partly sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Mon

      Jun 26

      79° /55°
      Partly sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Tue

      Jun 27

      77° /53°
      Clouds and sun with a shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More

    Day

    89°Hi RealFeel® 99° Precipitation 62%
    Cloudy most of the time with a couple of showers and a thunderstorm, mainly later; humid
    • SSW 10 mph
    • Gusts: 14 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 60%
    • Precipitation: 0.16 in
    • Rain: 0.16 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Night

    72°Lo RealFeel® 71° Precipitation 76%
    Heavy showers early, rather cloudy, humid; heavy rain and a thunderstorm late; watch for flooding
    • SW 7 mph
    • Gusts: 13 mph
    • Max UV Index: N/A
    • Thunderstorms: 60%
    • Precipitation: 0.72 in
    • Rain: 0.72 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 6 hrs
    • Hours of Rain: 6 hrs

    Frederick Pollen Levels Jun 23

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Moderate

    Temperature History

    more Historical Weather Data >
      Today Normal Record 6/23/2016
    High 89° 87° N/A 81°
    Low 72° 65° N/A 63°

    Sunrise/Sunset

    • Sunrise: 5:44 AM
    • Sunset: 8:40 PM
    • Duration: 14:56 hr

    Moonrise/Moonset

    • Moonrise: 5:26 AM
    • Moonset: 8:12 PM
    • Duration: 14:46 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps