Sea Temperature in Westhampton Beach in September

© Christopher S. Lowd

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

Westhampton Beach Climate and Swimming Opportunities in September

Westhampton Beach lies within the New York in United States. The average daytime temperature in Westhampton Beach in September is 75°F (24°C), while the nighttime average is 57°F (14°C). There are typically nine rainy days during the month, with a total precipitation of 3.8 inches (98 mm). The daylight duration in September in Westhampton Beach is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in September is 9 mph (14 km/h), and the humidity level is around 75%.

The water temperature in Westhampton Beach in September ranges from 68°F to 70°F (20°C to 21°C). At the beginning of the month, the average temperature is around 70°F (21°C), shifting to 70°F (21°C) by mid-September and reaching 70°F (21°C) in the last ten days. Overall, the average sea temperature in Westhampton Beach for September is 70°F (21°C). Optimal swimming conditions. The water is warm, and the air is comfortable for drying off and sunbathing.

Frequently Asked Questions About Water Temperatures in September in Westhampton Beach