Roslyn Harbor
New York, USA
Long-term weather forecast
Long-term weather forecast

November weather forecast and climate
Roslyn Harbor, NY

Ocean temperature

In Roslyn Harbor, New York, the average seawater temperature in Noviembre is 55°F (12.8°C).
Note: Swimming in 55°F (12.8°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 Noviembre in Roslyn Harbor is 9.9h.

How cold is the water in Noviembre in Roslyn Harbor?

In Roslyn Harbor, in Noviembre, the average water temperature is 55°F (12.8°C). Swimming in 55°F (12.8°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 Roslyn Harbor have in Noviembre?

In Roslyn Harbor, the average length of the day in Noviembre is 9.9h.
Average sea temperature in November - Roslyn Harbor, NY
  • Average sea temperature in November: 55°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 November - Roslyn Harbor, NY
  • Average daylight in November: 9.9h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).