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    • Tonight

      Sep 24

      56° Lo
      Clear
      • Outdoor Barbecue
      • Weather
      • Precip: 52%
      • Hi RealFeel: 72°
      • Wind Speed: 9 mph
      More
    • Sun

      Sep 25

      69° /54°F
      Sunny
      • Excellent
      • for an outdoor bbq
      • Precip: 4%
      • Hi RealFeel: 70°
      • Wind Speed: 8 mph
    • Mon

      Sep 26

      70° /65°
      Sunny to partly cloudy
      • Very Good
      • for an outdoor bbq
      • Precip: 11%
      • Hi RealFeel: 71°
      • Wind Speed: 9 mph
      More
    • Tue

      Sep 27

      71° /56°
      Morning rain; mostly cloudy
      • Very Good
      • for an outdoor bbq
      • Precip: 65%
      • Hi RealFeel: 71°
      • Wind Speed: 10 mph
      More
    • Wed

      Sep 28

      72° /60°
      Beautiful with periods of sun
      • Excellent
      • for an outdoor bbq
      • Precip: 19%
      • Hi RealFeel: 73°
      • Wind Speed: 7 mph
      More
    Sunday
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    Forecast Clear Clear Sunny Sunny Sunny Sunny Mostly Sunny Mostly Sunny
    Temp (°F) 56° 56° 56° 58° 60° 62° 64° 65°
    RealFeel® 54° 53° 54° 55° 58° 62° 66° 68°
    Wind (mph) 7 NNW 7 NNW 7 N 8 N 9 N 9 N 9 N 9 NNW
    precip
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    Rain
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    UV Index 0 0 0 0 1 2 4 4
    Cloud Cover 0% 0% 0% 0% 3% 6% 10% 11%
    Humidity 52% 53% 55% 52% 47% 40% 34% 31%
    Dew Point 39° 39° 41° 40° 40° 37° 35° 34°
    Temp °F
    5am
    6am
    7am
    8am
    9am
    10am
    11am
    12pm
    70° 65° 60° 55°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/25/2015
    High 69° 72° 87° (2010) 75°
    Low 54° 57° 45° (1989) 63°

    Sunrise/Sunset

    • Sunrise: 6:46 AM
    • Sunset: 6:45 PM
    • Duration: 11:59 hr

    Moonrise/Moonset

    • Moonrise: 1:22 AM
    • Moonset: 3:51 PM
    • Duration: 14:29 hr
    Astronomy

    Rockville Centre Weather Report

    Crisp fall air to bring first frost of season to parts of northeastern US

    September 24, 2016; 9:32 PM ET

    Fall air has finally arrived in the northeastern United States and may yield the first frost of the season in parts of the region this weekend. More >

    Sun. Outdoor Entertaining

    Sun. Wind Maps

    Sun. UV Index