United States Coastal Region

Maine Sea Water Temperature

Compare sea surface temperatures across 65 top coastal destinations in Maine. Check below for live marine observations, wave conditions, and monthly averages.

Beaches & Swimming Spots in Maine— page 1 of 3

James Bay

Bakeman Beach

A cool beach on the James Bay, warmest around August at about 15.3°C.

Historical Sep Avg:14.6°C(58.3°F)
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James Bay

Ballast Island Ledge

A cool beach on the James Bay, warmest around August at about 12.7°C.

Historical Sep Avg:12.3°C(54.1°F)
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James Bay

Big Beach

A cool beach on the James Bay, warmest around August at about 17.9°C.

Historical Sep Avg:16.1°C(61°F)
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James Bay

Billys Shore

A cool beach on the James Bay, warmest around August at about 15.3°C.

Historical Sep Avg:14.6°C(58.3°F)
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James Bay

Birchhead Shore

A cool beach on the James Bay, warmest around August at about 15.3°C.

Historical Sep Avg:14.6°C(58.3°F)
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James Bay

Boom Beach

A cool beach on the James Bay, warmest around August at about 14.5°C.

Historical Sep Avg:13.7°C(56.7°F)
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James Bay

Cals Beach

A cool beach on the James Bay, warmest around August at about 15.3°C.

Historical Sep Avg:14.6°C(58.3°F)
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James Bay

Camp Ellis Reach

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Cliff House Beach

A cool beach on the James Bay, warmest around August at about 17.9°C.

Historical Sep Avg:16.1°C(61°F)
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James Bay

Cobble Beach

A cool beach on the James Bay, warmest around August at about 14.2°C.

Historical Sep Avg:13.5°C(56.3°F)
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James Bay

Crescent Surf

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Davis Beach

A cool beach on the James Bay, warmest around August at about 12.7°C.

Historical Sep Avg:12.3°C(54.1°F)
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James Bay

Drakes Island Beach

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Dunn Beach

A cool beach on the James Bay, warmest around August at about 13.1°C.

Historical Sep Avg:12.8°C(55°F)
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James Bay

Echo Lake Beach

A cool beach on the James Bay, warmest around August at about 13.1°C.

Historical Sep Avg:12.8°C(55°F)
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James Bay

Ferry Beach

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Footbridge Beach

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Fortunes Rocks Beach

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Freddy Beach

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Gilley Beach

A cool beach on the James Bay, warmest around August at about 13.1°C.

Historical Sep Avg:12.8°C(55°F)
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James Bay

Goochs Beach

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Goose Rocks Beach

A cool beach on the James Bay, warmest around August at about 18.4°C.

Historical Sep Avg:16.5°C(61.7°F)
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James Bay

Goss Beach

A cool beach on the James Bay, warmest around August at about 14.5°C.

Historical Sep Avg:13.7°C(56.7°F)
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James Bay

Grays Beach

A cool beach on the James Bay, warmest around August at about 12.7°C.

Historical Sep Avg:12.3°C(54.1°F)
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