Marine Weather Net

Port Jefferson, NY Weather Forecast




Port Jefferson, New York

 Lat: 40.95N, Lon: 73.06W

Current Conditions Updated: 856 PM EDT TUE MAY 30 2023

Mostly Clear
Temp: 54°F
  • Humidity:
  • 80%
  • Winds:
  • 8 MPH ESE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.2 in.
  • Dewpoint:
  • 48°F
  • Heat index:
  • 54°F

  • Sunrise:
  • 5:22 AM EDT
  • Sunset:
  • 8:15 PM EDT
  • Moonrise:
  • 3:34 PM EDT
  • Moonset:
  • 2:51 AM EDT

TONIGHT

MOSTLY CLOUDY
Lo: 47°F

WEDNESDAY

MOSTLY SUNNY
Hi: 75°F
Lo: 55°F

THURSDAY

SUNNY

Hi: 81°F
Lo: 61°F

FRIDAY

SUNNY

Hi: 85°F
Lo: 60°F
Weather Forecast In Detail:
Forecast Issued: 817 PM EDT Tue May 30 2023

Tonight...Mostly clear early this evening, then becoming mostly cloudy. Hazy. Patchy fog after midnight. Lows in the upper 40s. East winds 5 to 10 mph.
Wednesday...Mostly sunny. Patchy fog in the morning. Hazy with patchy smoke. Highs in the mid 70s. East winds 5 to 10 mph.
Wednesday Night...Mostly clear in the evening, then becoming partly cloudy. Hazy with patchy smoke in the evening. Patchy fog after midnight. Lows in the mid 50s. South winds 5 to 10 mph, becoming southwest after midnight.
Thursday...Patchy fog in the morning. Sunny. Highs in the lower 80s. West winds around 5 mph, becoming south in the afternoon.
Thursday Night...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Southwest winds 5 to 10 mph.
Friday...Sunny. Highs in the mid 80s.
Friday Night...Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows around 60. Chance of rain 30 percent.
Saturday...Partly sunny. A chance of showers in the morning. Highs in the mid 70s. Chance of rain 30 percent.
Saturday Night...Partly cloudy. Lows in the lower 50s.
Sunday...Sunny. Highs in the lower 70s.
Sunday Night...Mostly clear. Lows in the lower 50s.
Monday...Mostly sunny. Highs in the mid 70s.
Monday Night...Partly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of rain 30 percent.
Tuesday...Partly sunny. Highs in the mid 70s.
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