• Tue

    Aug 2

    80°Lo 66°

    Mostly sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      88°
    • UV
      5 - High
    • Cloud
      Cover
      44%
  • Wed

    Aug 3

    85°Lo 68°

    A shower in the afternoon

    Beneficial weather for migraines
    • Hi
      RealFeel
      93°
    • UV
      5 - High
    • Cloud
      Cover
      19%
    more
  • Thu

    Aug 4

    85°Lo 71°

    Cloudy and humid

    Beneficial weather for migraines
    • Hi
      RealFeel
      86°
    • UV
      4 - Moderate
    • Cloud
      Cover
      96%
    more
  • Fri

    Aug 5

    88°Lo 70°

    A strong afternoon t-storm

    Beneficial weather for migraines
    • Hi
      RealFeel
      91°
    • UV
      4 - Moderate
    • Cloud
      Cover
      40%
    more
  • Sat

    Aug 6

    90°Lo 68°

    An afternoon thunderstorm

    Beneficial weather for migraines
    • Hi
      RealFeel
      101°
    • UV
      5 - High
    • Cloud
      Cover
      42%
    more
Next Previous
Hi 80° RealFeel® 88° Precipitation 25%

Day

N

E

S

W

  • ESE 7 mph
  • Gusts: 9 mph

Mostly sunny

  • Max UV Index: 7 (High)
  • Thunderstorms: 9%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 66° RealFeel® 67° Precipitation 22%

Night

N

E

S

W

  • SW 5 mph
  • Gusts: 9 mph

Patchy clouds

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

Temperature History - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2015
High 80° 82° 98° (2006) 85°
Low 66° 66° 55° (1992) 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:18 of sunlight, then sets at 8:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:33 AM with 14:36 of moolight, then sets at 7:09 PM

Port Jefferson Weather Report

Torrential downpours in northeastern US to ease heat wave, raise flash flood risk

July 28, 2016; 11:02 PM ET

As July draws to a close, a storm system swinging up from the Deep South will bring downpours to the northeastern U.S. and break the back of an extended heat wave. more >

Tue. Migraine Headache

Tue. UV Index