• Today

    Aug 27

    85°Lo 67°

    Mostly sunny and less humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Aug 28

    83°Lo 69°

    Mostly sunny

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

    Aug 29

    86°Lo 68°

    Partly sunny and humid

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
  • Tue

    Aug 30

    81°Lo 68°

    Partly sunny and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 31

    84°Lo 68°

    A thunderstorm in the area

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Mainly clear 72° Lo 68° RealFeel® 72° / 66°

N

E

S

W

  • Precipitation: 9%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 78%
  • Cloud Cover: 17%
  • Dew Point: 63° F
  • Visibility: 10 mi
6 mph

Temperature History - Aug 29

more Historical Weather Data >
  Today Normal Record 8/29/2015
High 86° 79° 91° (2010) 82°
Low 68° 64° 46° (1986) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:17 AM with 13:11 of sunlight, then sets at 7:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:25 AM with 14:25 of moolight, then sets at 5:50 PM

Port Jefferson Weather Report

Is summer heat, humidity over for the northeastern US?

August 27, 2016; 12:24 AM ET

Following a taste of autumn early this past week, is summer heat and humidity over for the northeastern United States? more >

Mon. Dust & Dander

Mon. Wind Maps