Port Jefferson is a hamlet and census-designated place in the Town of Brookhaven in Suffolk County, New York, on the North Shore of Long Island. It is situated on the north shore of the Long Island Sound, and is the largest village within the town of Brookhaven. The climate in Port Jefferson is humid subtropical, with warm summers and cold winters. The average high temperature in the summer is around 81°F (27°C), while the average low temperature in the winter is around 28°F (-2°C). Year-round, the average temperature is around 54°F (12°C). The average precipitation is around 44 inches (112 cm) annually.
A - Port Jefferson's Latitude is 40.946491 & Longitude is -73.069267.
A - Weather in Port Jefferson is 5° today.
A - Climate Conditions in Port Jefferson shows overcast clouds today.
A - Humidity in Port Jefferson is 65% today.
A - Wind speed in Port Jefferson is 38.63 km/h, flowing at 78° wind direction. today.