United States Coastal Region

Connecticut Sea Water Temperature

Compare sea surface temperatures across 81 top coastal destinations in Connecticut. Check below for live marine observations, wave conditions, and monthly averages.

Beaches & Swimming Spots in Connecticut— page 1 of 4

James Bay

Alvord Beach

A temperate beach on the James Bay, warmest around August at about 23.4°C.

Historical Sep Avg:22.3°C(72.1°F)
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James Bay

Attawan Beach

A temperate beach on the James Bay, warmest around August at about 21.7°C.

Historical Sep Avg:20.4°C(68.7°F)
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James Bay

Bluff Point Beach

A temperate beach on the James Bay, warmest around August at about 21.7°C.

Historical Sep Avg:20.4°C(68.7°F)
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James Bay

Burwells Beach

A temperate beach on the James Bay, warmest around August at about 23.4°C.

Historical Sep Avg:22.3°C(72.1°F)
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James Bay

Bushy Point Beach

A temperate beach on the James Bay, warmest around August at about 21.7°C.

Historical Sep Avg:20.4°C(68.7°F)
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James Bay

Chalker Beach

A temperate beach on the James Bay, warmest around August at about 22.1°C.

Historical Sep Avg:20.9°C(69.6°F)
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James Bay

Chapman Beach

A temperate beach on the James Bay, warmest around August at about 22.1°C.

Historical Sep Avg:20.9°C(69.6°F)
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James Bay

Circle Beach

A temperate beach on the James Bay, warmest around August at about 22.7°C.

Historical Sep Avg:21.6°C(70.9°F)
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James Bay

Clinton Beach

A temperate beach on the James Bay, warmest around August at about 22.1°C.

Historical Sep Avg:20.9°C(69.6°F)
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James Bay

Clinton Town Beach

A temperate beach on the James Bay, warmest around August at about 22.7°C.

Historical Sep Avg:21.6°C(70.9°F)
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James Bay

Compo Beach

A temperate beach on the James Bay, warmest around August at about 23.4°C.

Historical Sep Avg:22.3°C(72.1°F)
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James Bay

DuBois Beach

A temperate beach on the James Bay, warmest around August at about 20.8°C.

Historical Sep Avg:19.7°C(67.5°F)
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James Bay

East Rive Beach

A temperate beach on the James Bay, warmest around August at about 22.7°C.

Historical Sep Avg:21.6°C(70.9°F)
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James Bay

Eastern Point Beach

A temperate beach on the James Bay, warmest around August at about 21.7°C.

Historical Sep Avg:20.4°C(68.7°F)
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James Bay

Fairfield Beach

A temperate beach on the James Bay, warmest around August at about 23.4°C.

Historical Sep Avg:22.3°C(72.1°F)
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James Bay

Fairfield Public Beach

A temperate beach on the James Bay, warmest around August at about 23.4°C.

Historical Sep Avg:22.3°C(72.1°F)
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James Bay

Farview Beach

A temperate beach on the James Bay, warmest around August at about 23.4°C.

Historical Sep Avg:22.3°C(72.1°F)
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James Bay

Fords Beach

A temperate beach on the James Bay, warmest around August at about 23.4°C.

Historical Sep Avg:22.3°C(72.1°F)
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James Bay

Fort Trumbull Beach

A temperate beach on the James Bay, warmest around August at about 23.4°C.

Historical Sep Avg:22.3°C(72.1°F)
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James Bay

Front Beach

A temperate beach on the James Bay, warmest around August at about 23.2°C.

Historical Sep Avg:22.1°C(71.8°F)
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James Bay

Giants Neck Beach

A temperate beach on the James Bay, warmest around August at about 21.7°C.

Historical Sep Avg:20.4°C(68.7°F)
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James Bay

Great Hammock Beach

A temperate beach on the James Bay, warmest around August at about 22.1°C.

Historical Sep Avg:20.9°C(69.6°F)
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James Bay

Green Harbor Beach

A temperate beach on the James Bay, warmest around August at about 21.7°C.

Historical Sep Avg:20.4°C(68.7°F)
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James Bay

Groton Beach

A temperate beach on the James Bay, warmest around August at about 21.7°C.

Historical Sep Avg:20.4°C(68.7°F)
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