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10 Day Weather - Port Jefferson, NY

  • Forecast day icon
    Saturday
    Sunny
    78°
    Forecast night icon
    Night
    Mostly Cloudy
    64°
    Saturday 6/8
    Day
    78°
    Sunny
    Forecast day icon
    Night
    64°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. High temperature around 78F. Dew point will be around 59F with an average humidity of 61%. Winds will be 6 mph from the W.
    Night Details
    Mostly clear this evening then becoming mostly cloudy. Lows in the lower 60s. West winds 5 to 10 mph. Gusts up to 20 mph this evening.
  • Forecast day icon
    Sunday
    50% Chance Rain Showers
    79°
    Forecast night icon
    Night
    Partly Cloudy
    61°
    Sunday 6/9
    Day
    79°
    50% Chance Rain Showers
    Forecast day icon
    Night
    61°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. A 50 percent chance of showers. Highs in the upper 70s. Southwest winds 5 to 10 mph becoming west 10 to 15 mph in the afternoon.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows around 60. West winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Sunny
    77°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Monday 6/10
    Day
    77°
    Sunny
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 70s. West winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the upper 50s. Northwest winds 5 to 10 mph.
  • Forecast day icon
    Tuesday
    Sunny
    77°
    Forecast night icon
    Night
    Mostly Clear
    61°
    Tuesday 6/11
    Day
    77°
    Sunny
    Forecast day icon
    Night
    61°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 70s.
    Night Details
    Mostly clear. Lows around 60.
  • Forecast day icon
    Wednesday
    Sunny
    83°
    Forecast night icon
    Night
    Partly Cloudy
    65°
    Wednesday 6/12
    Day
    83°
    Sunny
    Forecast day icon
    Night
    65°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs around 80.
    Night Details
    Partly cloudy. Lows in the mid 60s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    85°
    Forecast night icon
    Night
    Partly Cloudy
    68°
    Thursday 6/13
    Day
    85°
    Mostly Sunny
    Forecast day icon
    Night
    68°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 80s.
    Night Details
    Partly cloudy. Lows in the upper 60s.
  • Forecast day icon
    Friday
    Mostly Sunny
    87°
    Forecast night icon
    Night
    30% Chance Rain Showers
    67°
    Friday 6/14
    Day
    87°
    Mostly Sunny
    Forecast day icon
    Night
    67°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 80s.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 30 percent.
  • Forecast day icon
    Saturday
    30% Chance Rain Showers
    85°
    Forecast night icon
    Night
    Clear
    66°
    Saturday 6/15
    Day
    85°
    30% Chance Rain Showers
    Forecast day icon
    Night
    66°
    Clear
    Forecast night icon
    Day Details
    Sunny. A chance of showers in the morning. Highs in the mid 80s. Chance of rain 30 percent.
    Night Details
    Clear. Low temperature around 66F. Dew point will be around 61F with an average humidity of 72%. Winds will be 5 mph from the N.
  • Forecast day icon
    Sunday
    Sunny
    84°
    Forecast night icon
    Night
    Mostly Clear
    67°
    Sunday 6/16
    Day
    84°
    Sunny
    Forecast day icon
    Night
    67°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 84F. Dew point will be around 62F with an average humidity of 60%. Winds will be 3 mph from the N.
    Night Details
    Mostly clear. Low temperature around 67F. Dew point will be around 62F with an average humidity of 75%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Monday
    Mostly Sunny
    85°
    Forecast night icon
    Night
    30% Chance of Rain
    68°
    Monday 6/17
    Day
    85°
    Mostly Sunny
    Forecast day icon
    Night
    68°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 85F. Dew point will be around 64F with an average humidity of 63%. Winds will be 3 mph from the NE.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 68F. Dew point will be around 64F with an average humidity of 80%. Winds will be 4 mph from the SE.