• Early AM

    Dec 20

    Lo 29°

    Partly cloudy

    Asthma Weather
    • Hi
      RealFeel
      30°
    • UV
      1 - Low
    • Air Qual.
      Good
    more
  • Today

    Dec 20

    38°Lo 32°

    Variable clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      38°
    • UV
      1 - Low
    • Air Qual.
      Good
  • Sun

    Dec 21

    41°Lo 34°

    Times of clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      40°
    • UV
      2 - Low
    • Air Qual.
      Moderate
    more
  • Mon

    Dec 22

    46°Lo 42°

    Mostly cloudy, afternoon rain

    Beneficial weather for asthma
    • Hi
      RealFeel
      35°
    • UV
      1 - Low
    • Cloud
      Cover
      91%
    more
  • Tue

    Dec 23

    49°Lo 46°

    Cloudy, a little rain; breezy

    Beneficial weather for asthma
    • Hi
      RealFeel
      37°
    • UV
      1 - Low
    • Cloud
      Cover
      98%
    more
Next Previous
Next 8 hours >
  Sat
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Clear
Mostly Clear
Cloudy
Temp (°F) 32° 31° 30° 30° 29° 29° 29° 31°
RealFeel® 25° 25° 24° 23° 24° 23° 23° 25°
Humidity 60% 61% 63% 65% 67% 69% 68% 67%
   
  12am 1am 2am 3am 4am 5am 6am 7am
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%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 8 NNW 8 NNW 7 NNW 7 NNW 7 NNW 7 N 7 N 7 N
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 47% 39% 34% 32% 30% 28% 26% 70%
Dew Point 19° 19° 19° 19° 20° 20° 20° 21°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High 38° 43° 57° (1999) 51°
Low 32° 30° 12° (2004) 36°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:14 AM with 9:16 of sunlight, then sets at 4:30 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:27 AM with 10:13 of moolight, then sets at 3:40 PM

Rockville Centre Weather Report

NYC: Quiet Weekend Weather to be Followed by Christmas Eve Storm

December 19, 2014; 8:54 PM ET

Following benign weather this weekend, a major storm will affect New York City, much of the East and Midwest on Christmas Eve. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Sat. Air Quality

Sat. Asthma Risk

Sat. UV Index