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 1 of 6

North Pacific Ocean

'Anini 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

49 Black Sand 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

Ala Moana 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

Alapaʻi

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

Anaehoomalu 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

Baldwin 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

Barking Sands 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

Big 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

Blacksand 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

Brennecke 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

Chuns Reef 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

D.T. Fleming 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

Dixie Maru

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

Donkey 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

Gillin'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

Ha'ena 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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North Pacific Ocean

Hāʻula 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

Haikioawa Landing

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

Haleiwa Alii 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

Hamoa 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

Hana Beach Park

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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Coastal Waters

Hanaka‘ilio 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

Hanakapiʻai 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

Hanauma 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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