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

April weather forecast and climate
Tonawanda, NY

Ocean temperature

In Tonawanda, New York, the average seawater temperature in Abril is 38.7°F (3.7°C).
Note: For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.


In Abril, the average length of the day in Tonawanda is 13.4h.

What is the ocean temperature in Abril in Tonawanda?

In Abril, the average ocean temperature in Tonawanda is 38.7°F (3.7°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

How many hours of daylight does Tonawanda have in Abril?

In Tonawanda, the average length of the day in Abril is 13.4h.
Average sea temperature in April - Tonawanda, NY
  • Average sea temperature in April: 38.7°F

The best month for swimming (with the highest average sea temperature) is August (72.9°F).
The coldest month (with the lowest average sea temperature) is March (35.7°F).

Average daylight in April - Tonawanda, NY
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).