Shelter Island Heights
New York, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Shelter Island Heights, NY

Ocean temperature

In Shelter Island Heights, New York, in Abril, the average water temperature is 44.4°F (6.9°C).
Note: Swimming in 44.4°F (6.9°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.

Daylight

In Abril, the average length of the day is 13.3h.

How cold is the water in Abril in Shelter Island Heights?

In Abril, the average ocean temperature is 44.4°F (6.9°C). Swimming in 44.4°F (6.9°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in Abril in Shelter Island Heights?

In Shelter Island Heights, the average length of the day in Abril is 13.3h.
Average sea temperature in April - Shelter Island Heights, NY
  • Average sea temperature in April: 44.4°F

The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).

Average daylight in April - Shelter Island Heights, NY
  • Average daylight in April: 13.3h

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