Sea Temperature in Port Jefferson in August

© Sharon H

Complete information on the sea temperature range in the Atlantic Ocean in Port Jefferson in August. Historical daily data. Climate details for August. Tips on swimming conditions and beach relaxation in Port Jefferson. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Port Jefferson Climate and Swimming Opportunities in August

Port Jefferson lies within the New York in United States. The average daytime temperature in Port Jefferson in August is 81°F (27°C), while the nighttime average is 64°F (18°C). There are typically nine rainy days during the month, with a total precipitation of 3.9 inches (99 mm). The daylight duration in August in Port Jefferson is 14 hours, with an average of 8 hours of sunshine per day. The average wind speed in August is 8 mph (13 km/h), and the humidity level is around 75%.

The water temperature in Port Jefferson in August ranges from 72°F to 75°F (22°C to 24°C). At the beginning of the month, the average temperature is around 73°F (23°C), shifting to 73°F (23°C) by mid-August and reaching 73°F (23°C) in the last ten days. Overall, the average sea temperature in Port Jefferson for August is 73°F (23°C). Perfect swimming weather — warm water and hot air make for an enjoyable and relaxing experience.

Frequently Asked Questions About Water Temperatures in August in Port Jefferson