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 1 of 11

Gulf of California

2222 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

Aeneas 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

Agate 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

Alamitos Bay 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

Alan Sieroty Beach

A cool beach on the Coastal Waters, warmest around September at about 13.2°C.

Historical Sep Avg:13.2°C(55.8°F)
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Coastal Waters

Albany 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

Aliso 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

Amarillo Beach

A mild beach on the Gulf of California, warmest around September at about 20.2°C.

Historical Sep Avg:20.2°C(68.4°F)
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Gulf of California

Arch 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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Coastal Waters

Arched Rock Beach

A cool beach on the Coastal Waters, warmest around September at about 12.8°C.

Historical Sep Avg:12.8°C(55°F)
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Gulf of California

Arroyo De Los Frijoles 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

Avalis Beach

A cool beach on the Coastal Waters, warmest around September at about 13.2°C.

Historical Sep Avg:13.2°C(55.8°F)
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Gulf of California

Baby Beach

A mild beach on the Gulf of California, warmest around September at about 21.3°C.

Historical Sep Avg:21.3°C(70.3°F)
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Coastal Waters

Baker 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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Coastal Waters

Baker Beach (Clothing-Optional Area)

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

Bannings 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

Bean Hollow 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

Big Rock Beach

A mild beach on the Gulf of California, warmest around September at about 20.2°C.

Historical Sep Avg:20.2°C(68.4°F)
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Coastal Waters

Black Point Beach

A cool beach on the Coastal Waters, warmest around September at about 12.6°C.

Historical Sep Avg:12.6°C(54.7°F)
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Gulf of California

Black's 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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Gulf of California

Blacks 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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Gulf of California

Bolsa Chica State Beach

A mild beach on the Gulf of California, warmest around September at about 20.7°C.

Historical Sep Avg:20.7°C(69.3°F)
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Gulf of California

Bonny Doon 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

Boomer 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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