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    • Today

      Jan 16

      42° /36°
      Sunny to partly cloudy
      • 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
      More
    • Tue

      Jan 17

      42° /40°F
      Periods of rain
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Wed

      Jan 18

      47° /37°
      Morning rain; cloudy, mild
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Jan 19

      48° /35°
      Mild with partial sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Jan 20

      47° /40°
      Partial sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    42°Hi RealFeel® 38° Precipitation 66%
    Periods of rain from late morning on
    • SE 7 mph
    • Gusts: 12 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 1%
    • Precipitation: 0.3 in
    • Rain: 0.3 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 5 hrs
    • Hours of Rain: 5 hrs

    Night

    40°Lo RealFeel® 34° Precipitation 76%
    Overcast with a couple of showers
    • SW 7 mph
    • Gusts: 12 mph
    • Max UV Index: N/A
    • Thunderstorms: 20%
    • Precipitation: 0.35 in
    • Rain: 0.35 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 3 hrs
    • Hours of Rain: 3 hrs

    Rockville Centre Pollen Levels Jan 17

    • 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 1/17/2016
    High 42° 39° 55° (1973) 43°
    Low 40° 26° -1° (1982) 31°

    Sunrise/Sunset

    • Sunrise: 7:16 AM
    • Sunset: 4:54 PM
    • Duration: 9:38 hr

    Moonrise/Moonset

    • Moonrise: 10:42 PM
    • Moonset: 10:51 AM
    • Duration: 12:09 hr
    Astronomy

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps