• Today

    Dec 28

    51°Lo 34°

    Cloudy, showers around; mild

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Dec 29

    44°Lo 25°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Tue

    Dec 30

    35°Lo 23°

    Partly sunny and colder

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Wed

    Dec 31

    33°Lo 24°

    Mostly sunny

    Low ragweed pollen levels
    • Precip
      8%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      22%
    more
  • Thu

    Jan 1

    36°Lo 28°

    Abundant sunshine and breezy

    Ragweed Pollen Weather
    • Precip
      6%
    • Wind
      Speed
      17 mph
    • Cloud
      Cover
      6%
    more
Next Previous
Hi 35° RealFeel® 29° Precipitation 10%

Day

N

E

S

W

  • NNW 9 mph
  • Gusts: 16 mph

Partly sunny and colder

  • Max UV Index: 2 (Low)
  • 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 23° RealFeel® 12° Precipitation 3%

Night

N

E

S

W

  • WNW 9 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 - Dec 30

more Historical Weather Data >
  Today Normal Record 12/30/2013
High 35° 39° 60° (1984) 45°
Low 23° 25° (1987) 23°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:16 AM with 9:17 of sunlight, then sets at 4:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:45 PM with 13:54 of moolight, then sets at 2:39 AM

Holtsville Weather Report

NYC: Cold Blast to Follow Mild Weekend

December 28, 2014; 4:27 AM ET

Travelers, shoppers and football fans can look forward to mild temperatures and no major storm systems around New York City as the weekend comes to a close. more >

Tue. Dust & Dander

Tue. Wind Maps