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

Weather Conditions

38°
CLOUDS AND SUN

Updated: 6:45 AM

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7-day Forecast for Port Jefferson

  • Daytime
  • Nighttime
04/19
Sat
61°
Warmer with more sunshine than clouds
Feels Like: 60°
Winds: 11mph NW
38° Feels like: 32°
Winds: 9mph NE
04/20
Sun
54°
Partial sunshine
Feels Like: 55°
Winds: 10mph ESE
37° Feels like: 39°
Winds: 5mph E
04/21
Mon
60°
Mostly sunny
Feels Like: 64°
Winds: 6mph S
43° Feels like: 39°
Winds: 6mph SSW
04/22
Tue
61°
Some sunshine giving way to clouds and breezy; a passing afternoon shower
Feels Like: 61°
Winds: 14mph SW
45° Feels like: 41°
Winds: 10mph W
04/23
Wed
61°
Variable clouds with a couple of showers possible; breezy
Feels Like: 61°
Winds: 15mph NNW
38° Feels like: 25°
Winds: 17mph NNW
04/24
Thu
60°
Sunshine
Feels Like: 61°
Winds: 16mph N
45° Feels like: 41°
Winds: 9mph E
04/25
Fri
63°
Mostly sunny
Feels Like: 70°
Winds: 8mph S
48° Feels like: 42°
Winds: 10mph S

24 Hour Forecast for Port Jefferson

  • 7am
  • 8am
  • 9am
  • 10am
  • 11am
  • 12pm
  • Conditions
  • Temperature
  • 40°
  • 45°
  • 48°
  • 50°
  • 53°
  • 56°
  • Cloud Cover
  • 66%
  • 36%
  • 39%
  • 41%
  • 44%
  • 46%
  • Feels Like
  • 35°
  • 43°
  • 47°
  • 50°
  • 55°
  • 58°
  • Dew Point
  • 34°
  • 35°
  • 35°
  • 33°
  • 33°
  • 33°
  • Humidity
  • 78%
  • 68%
  • 61%
  • 53%
  • 46%
  • 41%
  • Wind Direction
  • W
  • WSW
  • W
  • W
  • NW
  • NW
  • Wind Speed
  • 8
  • 6
  • 8
  • 9
  • 10
  • 12
  • Precipitation
  • 0.0
  • 0.0
  • 0.0
  • 0.0
  • 0.0
  • 0.0