Barometric Pressure in Port Jefferson, United States 
0000 hPa
00.0 ℃
00.0 m/s
00.0%
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The pressure in Port Jefferson, New York, United States is predicted to quickly rise over the next few hours, with an average pressure of today, which is considered normal.
Weather prediction: Expect more dry and cold weather and a strong breeze to gale winds
The daily total fluctuation in pressure in Port Jefferson is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Port Jefferson hour by hour and stay informed about how it will change over the next 6 hours.
Port Jefferson has changing air pressure due to weather patterns. High pressure brings clear skies and calm air, while low pressure brings clouds and storms.
The village's coastal location affects air pressure. Being near the ocean, it experiences milder temperatures and more moisture, influencing pressure.
In winter, high pressure dominates, bringing cold and clear skies. In summer, low pressure can bring warm and humid air with thunderstorms.
Port Jefferson has a humid subtropical climate. This climate type means it experiences varying air pressure, with hot summers and cold winters, and changing weather patterns.