Weather in May
Ocean temperature
In May, the average ocean temperature in Setauket- East Setauket, New York, is 53.4°F (11.9°C).Note: It is life-risking to swim in 53.4°F (11.9°C). Briefly staying in 55.4°F (13°C) waters feels unsettling, and temperatures below 50°F (10°C) might result in cold shock and loss of breath control, hinging on personal endurance.
Daylight
In May, the average length of the day is 14h and 29min.On the first day of the month, sunrise is at 5:49 am and sunset at 7:49 pm. On the last day of May, sunrise is at 5:22 am and sunset at 8:17 pm EDT.
Updated: Jul 5, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is the water in May?
In Setauket- East Setauket, the average seawater temperature in May is 53.4°F (11.9°C). Swimming in 53.4°F (11.9°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.
What is the average length of the day in May?
In Setauket- East Setauket, the average day length in May is 14h and 29min.
When is the sunrise / sunset in May?
In May, on the first day of the month, sunrise is at 5:49 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:17 pm EDT.
Average sea temperature in May
Setauket- East Setauket, NY
- Average sea temperature in May: 53.4°F
The best month for swimming (with the highest average sea temperature) is August (74°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).
Average daylight in May
Setauket- East Setauket, NY
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
Setauket- East Setauket, New York, USA
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