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    • Today

      Aug 23

      83° /66°F
      Clouds giving way to some sun
      • 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: Low
    • Thu

      Aug 24

      80° /63°
      Mostly sunny and pleasant
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Fri

      Aug 25

      78° /61°
      Partly sunny and pleasant
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sat

      Aug 26

      77° /62°
      Sunny and nice
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sun

      Aug 27

      76° /62°
      Mostly sunny and beautiful
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More

    Day

    83°Hi RealFeel® 88° Precipitation 55%
    Clouds giving way to some sun; less humid this afternoon
    • Winds from the
    • WNW 8 mph
    • Gusts: 14 mph
    • Max UV Index: 9 (Very High)
    • Thunderstorms: 20%
    • Precipitation: 0.02 in
    • Rain: 0.02 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0.5 hrs
    • Hours of Rain: 0.5 hrs

    Night

    66°Lo RealFeel® 63° Precipitation 3%
    Mainly clear
    • Winds from the
    • NNW 6 mph
    • Gusts: 9 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

    Rockville Centre Pollen Levels Aug 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 8/23/2016
    High 83° 81° 91° (1978) 79°
    Low 66° 67° 57° (1994) 64°

    Sunrise/Sunset

    • Sunrise: 6:12 AM
    • Sunset: 7:41 PM
    • Duration: 13:29 hr

    Moonrise/Moonset

    • Moonrise: 8:07 AM
    • Moonset: 8:58 PM
    • Duration: 12:51 hr
    Astronomy

    Wed. Pollen

    Wed. Dust & Dander

    Wed. Wind Maps