Best time to swim in Hawaii Sea temperature by month

Do you want to go to the seaside in Hawaii? But when should you go to be sure to enjoy good sea water temperature and be able to swim for a long time? Now or another month during the year? On this page, find the sea temperature by month in Hawaii.

Swimming in Hawaii by month

Discover swimming conditions in detail in Hawaii by month below. Click on the links for each month to see details about the sea temperature in the cities of: Honolulu (Oahu), island of Hawaii (Big Island), Hana, Kahoolawe and Lanai.

Month sea temperature Details
76°F to 77°F Sea temperature
in Hawaii in january
76°F to 77°F Sea temperature
in Hawaii in february
75°F to 77°F Sea temperature
in Hawaii in march
77°F to 78°F Sea temperature
in Hawaii in april
77°F to 79°F Sea temperature
in Hawaii in may
78°F to 80°F Sea temperature
in Hawaii in june
79°F to 80°F Sea temperature
in Hawaii in july
79°F to 80°F Sea temperature
in Hawaii in august
79°F to 81°F Sea temperature
in Hawaii in september
80°F to 81°F Sea temperature
in Hawaii in october
78°F to 79°F Sea temperature
in Hawaii in november
77°F to 78°F Sea temperature
in Hawaii in december

* in at least part of the area.

Where and when should you swim in Hawaii?

Honolulu (Oahu)

Best time to swim in Honolulu (Oahu)

It is possible to swim all year in Honolulu (Oahu).

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island of Hawaii (Big Island)

Best time to swim in island of Hawaii (Big Island)

It is possible to swim all year in island of Hawaii (Big Island).

see
Hana

Best time to swim in Hana

It is possible to swim all year in Hana.

see
Kahoolawe

Best time to swim in Kahoolawe

It is possible to swim all year in Kahoolawe.

see
Lanai

Best time to swim in Lanai

It is possible to swim all year in Lanai.

see

Other cities and places in Hawaii:

Water temperatures in Hawaii over the entire year

On this chart, we show you the variation of the average sea water temperature in Hawaii for the cities of: Honolulu (Oahu), island of Hawaii (Big Island), Hana, Kahoolawe and Lanai.

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