Hewlett Bay Park
New York, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Hewlett Bay Park, NY

Ocean temperature

In May, the average ocean temperature in Hewlett Bay Park, New York, is 54.1°F (12.3°C).
Note: Swimming in 54.1°F (12.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

The average length of the day in May in Hewlett Bay Park is 14.5h.

What is the ocean temperature in May in Hewlett Bay Park?

In Hewlett Bay Park, the average seawater temperature in May is 54.1°F (12.3°C). Swimming in 54.1°F (12.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Hewlett Bay Park have in May?

In May, the average length of the day in Hewlett Bay Park is 14.5h.
Average sea temperature in May - Hewlett Bay Park, NY
  • Average sea temperature in May: 54.1°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

Average daylight in May - Hewlett Bay Park, NY
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.3h).