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Port Jefferson, NY
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7-Day Forecast
This Afternoon
Chance Sprinkles and Breezy
High: 70°
A chance of sprinkles before 2pm. Mostly sunny with a high near 70. Breezy with a southwest wind 17 to 20 mph with gusts as high as 33 mph.
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Tonight
Slight Chance Showers and Breezy
Low: 52°
A 20% chance of showers before 2am. Mostly cloudy with a low around 52. Breezy with a southwest wind 16 to 21 mph with gusts as high as 34 mph.
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Sunday
Mostly Sunny
High: 60°
Mostly sunny with a high near 60. Northwest wind 16 to 18 mph with gusts as high as 28 mph.
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Sunday Night
Partly Cloudy
Low: 43°
Partly cloudy with a low around 43. Northwest wind 5 to 9 mph.
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Monday
Partly Sunny
High: 54°
Partly sunny with a high near 54. East wind 7 to 10 mph becoming south in the afternoon.
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Monday Night
Mostly Cloudy then Chance Showers
Low: 50°
A 50% chance of showers after 2am. Mostly cloudy with a low around 50.
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Tuesday
Chance Showers then Mostly Sunny
High: 65°
A 30% chance of showers before 8am. Partly sunny with a high near 65.
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Tuesday Night
Mostly Cloudy
Low: 50°
Mostly cloudy with a low around 50.
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Wednesday
Mostly Sunny
High: 63°
Mostly sunny with a high near 63.
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Wednesday Night
Partly Cloudy
Low: 49°
Partly cloudy with a low around 49.
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Thursday
Mostly Sunny
High: 62°
Mostly sunny with a high near 62.
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Thursday Night
Partly Cloudy
Low: 49°
Partly cloudy with a low around 49.
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Friday
Partly Sunny
High: 59°
Partly sunny with a high near 59.
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Source: National Weather Service
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