United States Coastal Region

Massachusetts Sea Water Temperature

Compare sea surface temperatures across 135 top coastal destinations in Massachusetts. Check below for live marine observations, wave conditions, and monthly averages.

Beaches & Swimming Spots in Massachusetts— page 2 of 6

James Bay

Curlew Brech

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Dead Horse Beach

A cool beach on the James Bay, warmest around August at about 18.9°C.

Historical Sep Avg:17.5°C(63.5°F)
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James Bay

Devereaux Beach

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Doggie Beach

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Duck Harbor Beach

A cool beach on the James Bay, warmest around August at about 20.4°C.

Historical Sep Avg:18.6°C(65.5°F)
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James Bay

East Horseneck Beach

A temperate beach on the James Bay, warmest around August at about 21.8°C.

Historical Sep Avg:20.2°C(68.4°F)
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James Bay

Edgewater Drive Beach

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Electric Avenue Beach

A temperate beach on the James Bay, warmest around August at about 21.8°C.

Historical Sep Avg:20.2°C(68.4°F)
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James Bay

Eustis Beach

A temperate beach on the James Bay, warmest around August at about 21.8°C.

Historical Sep Avg:20.2°C(68.4°F)
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James Bay

Falmouth Beach

A temperate beach on the James Bay, warmest around August at about 21.8°C.

Historical Sep Avg:20.2°C(68.4°F)
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James Bay

First Encounter Beach

A cool beach on the James Bay, warmest around August at about 20.4°C.

Historical Sep Avg:18.6°C(65.5°F)
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James Bay

Fisherman's Beach

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Fishermans Beach

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Fort Pickering Beach

A cool beach on the James Bay, warmest around August at about 18.9°C.

Historical Sep Avg:17.5°C(63.5°F)
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James Bay

Forty Steps Beach

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Front Beach

A cool beach on the James Bay, warmest around August at about 18.9°C.

Historical Sep Avg:17.5°C(63.5°F)
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James Bay

Garmet Beach

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Gas House Basin

A cool beach on the James Bay, warmest around August at about 18.9°C.

Historical Sep Avg:17.5°C(63.5°F)
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James Bay

Gas House Beach

A cool beach on the James Bay, warmest around August at about 18.9°C.

Historical Sep Avg:17.5°C(63.5°F)
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James Bay

George Lane Beach

A cool beach on the James Bay, warmest around August at about 19°C.

Historical Sep Avg:17.6°C(63.7°F)
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James Bay

Glendale Cove Beach

A cool beach on the James Bay, warmest around August at about 18.9°C.

Historical Sep Avg:17.5°C(63.5°F)
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James Bay

Graves Beach

A cool beach on the James Bay, warmest around August at about 18.9°C.

Historical Sep Avg:17.5°C(63.5°F)
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James Bay

Gray Beach

A cool beach on the James Bay, warmest around August at about 18.9°C.

Historical Sep Avg:17.5°C(63.5°F)
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James Bay

Grays Beach

A cool beach on the James Bay, warmest around August at about 20.9°C.

Historical Sep Avg:19.2°C(66.6°F)
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