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Port Jefferson, NY 11777   Weather, Extended Forecast and Hour-by-Hour Forecast

Weather Conditions

47°
CLOUDY

Updated: 2:03 AM

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7-day Forecast for Port Jefferson

  • Daytime
  • Nighttime
05/26
Sun 		64°
Windy with sun and some clouds 		Feels Like: 63°
Winds: 20mph NW 		47° Feels like: 45°
Winds: 7mph W
05/27
Mon 		71°
Mostly sunny and warmer 		Feels Like: 75°
Winds: 10mph W 		48° Feels like: 50°
Winds: 4mph N
05/28
Tue 		71°
Mostly sunny 		Feels Like: 77°
Winds: 6mph S 		56° Feels like: 52°
Winds: 7mph SSW
05/29
Wed 		74°
Clouds and sunshine with a shower or thunderstorm possible 		Feels Like: 75°
Winds: 11mph SW 		62° Feels like: 59°
Winds: 9mph SW
05/30
Thu 		79°
Warm with times of clouds and sun 		Feels Like: 83°
Winds: 11mph WSW 		63° Feels like: 62°
Winds: 8mph SW
05/31
Fri 		80°
Mostly sunny and pleasant 		Feels Like: 86°
Winds: 7mph SW 		64° Feels like: 64°
Winds: 7mph SW
06/01
Sat 		80°
Mostly sunny 		Feels Like: 85°
Winds: 10mph SW 		62° Feels like: 61°
Winds: 8mph SSW

24 Hour Forecast for Port Jefferson

Prev 6 Hours | Next 6 Hours
  • 5am
  • 6am
  • 7am
  • 8am
  • 9am
  • 10am
  • Conditions
  • Temperature
  • 45°
  • 46°
  • 47°
  • 50°
  • 53°
  • 55°
  • Cloud Cover
  • 79%
  • 82%
  • 85%
  • 64%
  • 67%
  • 70%
  • Feels Like
  • 35°
  • 36°
  • 37°
  • 41°
  • 46°
  • 50°
  • Dew Point
  • 39°
  • 39°
  • 39°
  • 39°
  • 39°
  • 38°
  • Humidity
  • 79%
  • 77%
  • 74%
  • 66%
  • 60%
  • 53%
  • Wind Direction
  • W
  • W
  • W
  • W
  • WNW
  • WNW
  • Wind Speed
  • 13
  • 15
  • 17
  • 19
  • 20
  • 20
  • Precipitation
  • 0.0
  • 0.0
  • 0.0
  • 0.0
  • 0.0
  • 0.0

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