April weather forecast and climate
Waimea Canyon State Park, HI

Weather in April

Ocean temperature

In Waimea Canyon State Park, Hawaii, in April, the average water temperature is 76.6°F (24.8°C).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 76.6°F (24.8°C) water. (FYI: The Olympic swimming competition requires a water temperature between 77°F (25°C) and 82.4°F (28°C).)

Daylight

In April, the average length of the day in Waimea Canyon State Park is 12.7h.
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FAQ

How warm is the water in April in Waimea Canyon State Park?

In Waimea Canyon State Park, in April, the average water temperature is 76.6°F (24.8°C). For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 76.6°F (24.8°C).

How many hours of daylight does Waimea Canyon State Park have in April?

In April, the average length of the day in Waimea Canyon State Park, Hawaii, is 12.7h.

Average sea temperature in April
Waimea Canyon State Park, HI

Average sea temperature in April - Waimea Canyon State Park, HI
  • Average sea temperature in April: 76.7°F

The best month for swimming (with the highest average sea temperature) is September (80.5°F).
The coldest month (with the lowest average sea temperature) is March (75.4°F).

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Average daylight in April
Waimea Canyon State Park, HI

Average daylight in April - Waimea Canyon State Park, HI
  • Average daylight in April: 12.7h

The month with the longest days is June (Average daylight: 13.5h).
The month with the shortest days is December (Average daylight: 10.8h).

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