United States Coastal Region

Hawaii Sea Water Temperature

Compare sea surface temperatures across 121 top coastal destinations in Hawaii. Check below for live marine observations, wave conditions, and monthly averages.

Beaches & Swimming Spots in Hawaii— page 3 of 6

Coastal Waters

Kapahukapu (Manini Beach)

A tropical beach on the Coastal Waters, warmest around September at about 27.3°C.

Historical Sep Avg:27.3°C(81.1°F)
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Coastal Waters

Kapalua Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.9°C.

Historical Sep Avg:26.9°C(80.4°F)
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North Pacific Ocean

Kauapea Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27°C.

Historical Sep Avg:27°C(80.6°F)
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Coastal Waters

Kauhala

A tropical beach on the Coastal Waters, warmest around September at about 26.7°C.

Historical Sep Avg:26.7°C(80.1°F)
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Coastal Waters

Kaulahao Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.7°C.

Historical Sep Avg:26.7°C(80.1°F)
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North Pacific Ocean

Kauwaha Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27.3°C.

Historical Sep Avg:27.3°C(81.1°F)
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Coastal Waters

Kawaʻaloa Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.9°C.

Historical Sep Avg:26.9°C(80.4°F)
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North Pacific Ocean

Keamano Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27.3°C.

Historical Sep Avg:27.3°C(81.1°F)
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Coastal Waters

Keawakapu Beach North

A tropical beach on the Coastal Waters, warmest around September at about 26.8°C.

Historical Sep Avg:26.8°C(80.2°F)
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Coastal Waters

Keawakapu Beach South

A tropical beach on the Coastal Waters, warmest around September at about 26.8°C.

Historical Sep Avg:26.8°C(80.2°F)
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North Pacific Ocean

Keawanui Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27.3°C.

Historical Sep Avg:27.3°C(81.1°F)
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Coastal Waters

Kehena Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.6°C.

Historical Sep Avg:26.6°C(79.9°F)
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North Pacific Ocean

Keʻe Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27.1°C.

Historical Sep Avg:27.1°C(80.8°F)
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Coastal Waters

Keonenui Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.9°C.

Historical Sep Avg:26.9°C(80.4°F)
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Coastal Waters

Kepuhi Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.9°C.

Historical Sep Avg:26.9°C(80.4°F)
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North Pacific Ocean

Kiahuna Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27°C.

Historical Sep Avg:27°C(80.6°F)
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North Pacific Ocean

Kiʻekiʻe Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27.3°C.

Historical Sep Avg:27.3°C(81.1°F)
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Coastal Waters

Ko Olina

A tropical beach on the Coastal Waters, warmest around September at about 27°C.

Historical Sep Avg:27°C(80.6°F)
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Coastal Waters

Kōkī Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.7°C.

Historical Sep Avg:26.7°C(80.1°F)
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Coastal Waters

Lagoon Beach

A tropical beach on the Coastal Waters, warmest around September at about 27.1°C.

Historical Sep Avg:27.1°C(80.8°F)
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Coastal Waters

Lanikai Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.8°C.

Historical Sep Avg:26.8°C(80.2°F)
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Coastal Waters

Laniloa Beach

A tropical beach on the Coastal Waters, warmest around September at about 26.7°C.

Historical Sep Avg:26.7°C(80.1°F)
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North Pacific Ocean

Larsen's Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27°C.

Historical Sep Avg:27°C(80.6°F)
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North Pacific Ocean

Lāwaʻi Beach

A tropical beach on the North Pacific Ocean, warmest around September at about 27.1°C.

Historical Sep Avg:27.1°C(80.8°F)
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