10 Day Weather - Port Jefferson, NY
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NightCloudy37°Night DetailsCloudy. Lows in the upper 30s. Northeast winds 5 to 10 mph.
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FridayPartly Sunny56°NightMostly Clear40°Day DetailsPartly sunny in the morning then clearing. Highs in the mid 50s. Northwest winds 10 to 15 mph.Night DetailsMostly clear. Lows around 40. Northwest winds 10 to 15 mph.
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SaturdaySunny60°NightClear41°Day DetailsSunny. Highs in the lower 60s. Northwest winds 10 to 15 mph with gusts up to 25 mph.Night DetailsClear. Lows in the lower 40s. Northwest winds 10 to 15 mph.
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SundaySunny61°NightMostly Cloudy47°Day DetailsSunny. Highs in the lower 60s.Night DetailsMostly cloudy. Lows in the mid 40s.
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MondayPartly Sunny63°NightMostly Clear43°Day DetailsPartly sunny in the morning then clearing. Highs in the mid 60s.Night DetailsMostly clear. Lows in the lower 40s.
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TuesdayMostly Sunny56°NightPartly Cloudy39°Day DetailsMostly sunny. Highs in the upper 50s.Night DetailsPartly cloudy. Lows around 40.
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WednesdayMostly Sunny58°Night40% Chance Rain Showers48°Day DetailsMostly sunny. Highs in the upper 50s.Night DetailsPartly cloudy. A chance of showers after midnight. Lows in the lower 40s. Chance of rain 40 percent.
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Thursday40% Chance Rain Showers57°Night40% Chance of Rain44°Thursday 11/21Day57°40% Chance Rain ShowersNight44°40% Chance of RainDay DetailsPartly sunny with a 40 percent chance of showers. Highs in the upper 50s.Night DetailsMostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 44F. Dew point will be around 42F with an average humidity of 80%. Winds will be 4 mph from the SW.
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Friday40% Chance of Rain53°Night40% Chance of Rain40°Friday 11/22Day53°40% Chance of RainNight40°40% Chance of RainDay DetailsMostly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 53F. Dew point will be around 38F with an average humidity of 65%. Winds will be 8 mph from the W.Night DetailsPartly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 40F. Dew point will be around 36F with an average humidity of 74%. Winds will be 8 mph from the W.
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SaturdayMostly Sunny51°NightMostly Clear38°Saturday 11/23Day51°Mostly SunnyNight38°Mostly ClearDay DetailsMostly sunny. High temperature around 51F. Dew point will be around 35F with an average humidity of 63%. Winds will be 12 mph from the W.Night DetailsMostly clear. Low temperature around 38F. Dew point will be around 33F with an average humidity of 73%. Winds will be 9 mph from the W.
