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 5 of 6

North Pacific Ocean

Poʻipū 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

Polo 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

Pounders 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

Pu'u Poa 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

Punalu'u Black Sand Beach

A tropical beach on the Coastal Waters, warmest around September at about 27.2°C.

Historical Sep Avg:27.2°C(81°F)
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Coastal Waters

Red Sand 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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Coastal Waters

S-Turns 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

Sandy 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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North Pacific Ocean

Shipwreck 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

Slaughter House 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

Spitting caves

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

Sunset 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

Three Tables

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

Tunnels 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

Ulua 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

Waialea 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

Waikīkī 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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Pacific Ocean

Waikiki Beach (Honolulu)

Legendary Hawaiian surfing beach with balmy, tropical waters every month of the year.

Historical Sep Avg:27.7°C(81.9°F)
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Coastal Waters

Wailea 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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North Pacific Ocean

Wailua 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

Waimanalo 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

Waimea Bay

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

Waipio 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

Waipū

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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