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    • Today

      Sep 25

      70° /54°
      Sunny
      • Excellent
      • for biking
      • Precip: 5%
      • Hours of Precip: 0
      • Wind Gust: 14 mph
      More
    • Mon

      Sep 26

      71° /65°
      Sunny to partly cloudy
      • Excellent
      • for biking
      • Precip: 14%
      • Hours of Precip: 5
      • Wind Gust: 15 mph
      More
    • Tue

      Sep 27

      72° /58°F
      Morning rain; clearing
      • Very Good
      • for biking
      • Precip: 65%
      • Hours of Precip: 1.5
      • Wind Gust: 16 mph
    • Wed

      Sep 28

      73° /64°
      Periods of clouds and sun
      • Excellent
      • for biking
      • Precip: 25%
      • Hours of Precip: 0
      • Wind Gust: 14 mph
      More
    • Thu

      Sep 29

      74° /61°
      Rain and drizzle possible
      • Very Good
      • for biking
      • Precip: 30%
      • Hours of Precip: 3.5
      • Wind Gust: 13 mph
      More
    71°/66° RealFeel® 73°/60°
    Periods of rain
    • 10 mph
    • Precipitation: 65%
    • Rain: 0.12 in
    • Snow: 0 in
    • Humidity: 71%
    • Cloud Cover: 60%
    • Dew Point: 58° F
    • Visibility: 8 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/27/2015
    High 72° 71° 89° (1998) 72°
    Low 58° 56° 46° (2000) 56°

    Sunrise/Sunset

    • Sunrise: 6:48 AM
    • Sunset: 6:42 PM
    • Duration: 11:54 hr

    Moonrise/Moonset

    • Moonrise: 3:23 AM
    • Moonset: 5:08 PM
    • Duration: 13:45 hr
    Astronomy

    Rockville Centre Weather Report

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

    September 25, 2016; 10:29 AM 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 to end this weekend. More >