• Tonight

    Jul 23

    Lo 71°

    Heavy t-storms; mostly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Jul 24

    79°Lo 66°

    Clouds yielding to some sun

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

    Jul 25

    80°Lo 65°

    Mostly sunny and beautiful

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

    Jul 26

    82°Lo 70°

    Mostly sunny and beautiful

    Low ragweed pollen levels
    • Precip
      9%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      11%
    more
  • Sun

    Jul 27

    84°Lo 71°

    Some sun, a t-storm possible

    Ragweed Pollen Weather
    • Precip
      30%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      51%
    more
Next Previous
Hi 85° RealFeel® 91° Precipitation 22%

Day

N

E

S

W

  • SSW 10 mph
  • Gusts: 19 mph

Sunny to partly cloudy, very warm and humid

  • Max UV Index: 7 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 71° RealFeel® 69° Precipitation 67%

Night

N

E

S

W

  • W 6 mph
  • Gusts: 14 mph

Thunderstorms, some can be heavy early; mostly cloudy and humid

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.63 in
  • Rain: 0.63 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs

Port Jefferson Pollen Levels - July 23

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 23

more Historical Weather Data >
  Today Normal Record 7/23/2013
High 85° 82° 97° (2011) 85°
Low 71° 66° 58° (2000) 72°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:40 AM with 14:37 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:57 AM with 14:46 of moolight, then sets at 5:43 PM

Top Story

Port Jefferson Weather Report

NYC: Another Cooldown to Follow Midweek Storms

July 23, 2014; 6:01 PM ET

Fresh cooler and less humid air will settle over the New York City area for Thursday and Friday. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps