United States Coastal Region

California Sea Water Temperature

Compare sea surface temperatures across 255 top coastal destinations in California. Check below for live marine observations, wave conditions, and monthly averages.

Beaches & Swimming Spots in California— page 6 of 11

Gulf of California

Mandalay Beach

A temperate beach on the Gulf of California, warmest around September at about 19.4°C.

Historical Sep Avg:19.4°C(66.9°F)
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Gulf of California

Mandalay State Beach

A temperate beach on the Gulf of California, warmest around September at about 19.2°C.

Historical Sep Avg:19.2°C(66.6°F)
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Gulf of California

Manhattan Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

Marine Street Beach

A mild beach on the Gulf of California, warmest around August at about 21.4°C.

Historical Sep Avg:21.2°C(70.2°F)
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Coastal Waters

Marshall's Beach

A temperate beach on the Coastal Waters, warmest around September at about 14.5°C.

Historical Sep Avg:14.5°C(58.1°F)
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Gulf of California

Martins Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

McAbee Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Coastal Waters

Mile Rock Beach

A temperate beach on the Coastal Waters, warmest around September at about 14.5°C.

Historical Sep Avg:14.5°C(58.1°F)
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Gulf of California

Miramar Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

Monastery Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

Monterey State Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

Monterey State Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

Moonstone Beach

A mild beach on the Gulf of California, warmest around September at about 20.8°C.

Historical Sep Avg:20.8°C(69.4°F)
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Gulf of California

Moran Lake Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

Morro Rock Beach

A temperate beach on the Gulf of California, warmest around September at about 15.4°C.

Historical Sep Avg:15.4°C(59.7°F)
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Gulf of California

Morro Strand State Beach

A temperate beach on the Gulf of California, warmest around September at about 15.4°C.

Historical Sep Avg:15.4°C(59.7°F)
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Gulf of California

Moss Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

Mother's Beach

A mild beach on the Gulf of California, warmest around September at about 20.3°C.

Historical Sep Avg:20.3°C(68.5°F)
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Coastal Waters

Muir Beach

A temperate beach on the Coastal Waters, warmest around September at about 14.5°C.

Historical Sep Avg:14.5°C(58.1°F)
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Gulf of California

Naples Beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Coastal Waters

Needle Rock Beach

A cool beach on the Coastal Waters, warmest around October at about 12.7°C.

Historical Sep Avg:12.5°C(54.5°F)
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Gulf of California

Newport Dunes

A mild beach on the Gulf of California, warmest around September at about 20.8°C.

Historical Sep Avg:20.8°C(69.4°F)
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Gulf of California

Niles beach

A temperate beach on the Gulf of California, warmest around September at about 14.9°C.

Historical Sep Avg:14.9°C(58.8°F)
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Gulf of California

North Beach

A temperate beach on the Gulf of California, warmest around September at about 19.4°C.

Historical Sep Avg:19.4°C(66.9°F)
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