• Today

    Jul 27

    90°Lo 71°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Thu

    Jul 28

    89°Lo 73°

    Sun, some clouds; more humid

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

    Jul 29

    82°Lo 69°

    A couple of thunderstorms

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

    Jul 30

    83°Lo 68°

    Thundershower

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

    Jul 31

    83°Lo 68°

    Variable clouds, a t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 90° RealFeel® 100° Precipitation 5%

Day

N

E

S

W

  • WSW 5 mph
  • Gusts: 9 mph

Mostly sunny

  • Max UV Index: 7 (High)
  • 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 71° RealFeel® 74° Precipitation 14%

Night

N

E

S

W

  • SSW 5 mph
  • Gusts: 9 mph

Clear to partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 7%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Cold Spring Harbor Pollen Levels - July 27

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Temperature History - Jul 27

more Historical Weather Data >
  Today Normal Record 7/27/2015
High 90° 82° N/A 83°
Low 71° 68° N/A 72°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:46 AM with 14:28 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:24 AM with 13:47 of moolight, then sets at 2:11 PM

Cold Spring Harbor Weather Report

Dangerous heat wave to persist in northeastern US much of this week

July 27, 2016; 4:00 AM ET

A stifling heat wave will remain entrenched across the Northeast much of this week, despite a brief reprieve in humidity for some. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps