December weather forecast and climate
Staten Island, NY

Weather in December

Ocean temperature

In Staten Island, New York, in December, the average water temperature is 47.1°F (8.4°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

The month with the shortest days is December, with an average of 9.3h of daylight.
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FAQ

How cold is the water in December in Staten Island?

In December, the average ocean temperature is 47.1°F (8.4°C). Swimming in 47.1°F (8.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the month with the shortest days in Staten Island?

With an average of 9.3h of daylight, December has the shortest days of the year in Staten Island, New York.

How many hours of daylight does Staten Island have in December?

In December, the average length of the day in Staten Island is 9.3h.

Average sea temperature in December
Staten Island, NY

Average sea temperature in December - Staten Island, NY
  • Average sea temperature in December: 47.2°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 (39.7°F).

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Average daylight in December
Staten Island, NY

Average daylight in December - Staten Island, NY
  • Average daylight in December: 9.3h

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

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