• Mon

    Sep 19

    76°Lo 62°

    Afternoon thunderstorms

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      30%
    more
  • Tue

    Sep 20

    77°Lo 60°

    Sunshine

    Ragweed Pollen Weather
    • Precip
      9%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      6%
    more
  • Wed

    Sep 21

    71°Lo 58°

    Abundant sunshine

    Ragweed Pollen Weather
    • Precip
      19%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      0%
  • Thu

    Sep 22

    70°Lo 59°

    Brilliant sunshine

    Ragweed Pollen Weather
    • Precip
      20%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      0%
    more
  • Fri

    Sep 23

    72°Lo 60°

    Increasing cloudiness

    Ragweed Pollen Weather
    • Precip
      61%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      86%
    more
Next Previous
Hi 71° RealFeel® 74° Precipitation 4%

Day

N

E

S

W

  • NNE 7 mph
  • Gusts: 15 mph

Abundant sunshine

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 58° RealFeel® 55° Precipitation 19%

Night

N

E

S

W

  • NE 7 mph
  • Gusts: 13 mph

Clear

  • 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

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2015
High 71° 74° 83° (2004) 72°
Low 58° 59° 42° (1962) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:42 AM with 12:10 of sunlight, then sets at 6:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:35 PM with 14:38 of moolight, then sets at 1:13 PM

Rockville Centre Weather Report

September to start on cooler, less humid note in northeastern US

August 31, 2016; 12:24 AM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >