| Dune Drift Beach | California | Coastal Waters | 12.6°C(54.7°F) | September, October, November, December | Live SST → |
| Dunes Beach | California | Gulf of California | 14.9°C(58.8°F) | July, August, September, October | Live SST → |
| Dunes Club Beach | Rhode Island | James Bay | 19.6°C(67.3°F) | July, August, September, October | Live SST → |
| Dunes Park Beach | Rhode Island | James Bay | 19.7°C(67.5°F) | July, August, September, October | Live SST → |
| Dungeness Spit | Washington | Coastal Waters | 11.4°C(52.5°F) | June, July, August, September | Live SST → |
| Dunn Beach | Maine | James Bay | 12.8°C(55°F) | July, August, September, October | Live SST → |
| Eagle River Beach | Michigan | James Bay | 14.1°C(57.4°F) | July, August, September, October | Live SST → |
| East Beach | California | Gulf of California | 18.6°C(65.5°F) | July, August, September, October | Live SST → |
| East Beach | California | Coastal Waters | 14.5°C(58.1°F) | July, August, September, October | Live SST → |
| East Beach | Rhode Island | James Bay | 19.7°C(67.5°F) | July, August, September, October | Live SST → |
| East Beach | New York | James Bay | 21.5°C(70.7°F) | June, July, August, September | Live SST → |
| East Beach | New York | James Bay | 21.4°C(70.5°F) | June, July, August, September | Live SST → |
| East Beach | North Carolina | Gulf of Mexico | 27°C(80.6°F) | June, July, August, September | Live SST → |
| East Beach | Georgia | Gulf of Mexico | 28.2°C(82.8°F) | May, June, July, August, September, October | Live SST → |
| East End Beach | United States | James Bay | 16.1°C(61°F) | June, July, August, September | Live SST → |
| East Hampton Beach | New York | James Bay | 20.5°C(68.9°F) | July, August, September, October | Live SST → |
| East Horseneck Beach | Massachusetts | James Bay | 20.2°C(68.4°F) | June, July, August, September | Live SST → |
| East Matunuck State Beach | Rhode Island | James Bay | 19.7°C(67.5°F) | July, August, September, October | Live SST → |
| East Rive Beach | Connecticut | James Bay | 21.6°C(70.9°F) | July, August, September, October | Live SST → |
| Eastern Beach | United States | James Bay | 13.5°C(56.3°F) | July, August, September, October | Live SST → |
| Eastern Point Beach | Connecticut | James Bay | 20.4°C(68.7°F) | July, August, September, October | Live SST → |
| Easton's Beach | Rhode Island | James Bay | 19.6°C(67.3°F) | July, August, September, October | Live SST → |
| Eau Gallie Beach | Florida | Gulf of Mexico | 28.5°C(83.3°F) | May, June, July, August, September, October, November | Live SST → |
| Echo Lake Beach | Maine | James Bay | 12.8°C(55°F) | July, August, September, October | Live SST → |
| Edgewater Drive Beach | Massachusetts | James Bay | 17.6°C(63.7°F) | June, July, August, September | Live SST → |
| Edisto Beach | South Carolina | Gulf of Mexico | 27.6°C(81.7°F) | June, July, August, September, October | Live SST → |
| Egg Harbor Beach | Wisconsin | James Bay | 17.9°C(64.2°F) | July, August, September, October | Live SST → |
| Eichelman Beach | Wisconsin | James Bay | 19.3°C(66.7°F) | July, August, September, October | Live SST → |
| El Granada Beach | California | Gulf of California | 14.9°C(58.8°F) | July, August, September, October | Live SST → |
| El Matador Beach | California | Gulf of California | 19.4°C(66.9°F) | July, August, September, October | Live SST → |
| El Pescador Beach | California | Gulf of California | 19.4°C(66.9°F) | July, August, September, October | Live SST → |
| Elberta Beach | Michigan | James Bay | 18.4°C(65.1°F) | July, August, September, October | Live SST → |
| Elder Lane Beach | Illinois | James Bay | 20.1°C(68.2°F) | July, August, September, October | Live SST → |
| Electric Avenue Beach | Massachusetts | James Bay | 20.2°C(68.4°F) | June, July, August, September | Live SST → |
| Elmar Beach | California | Gulf of California | 14.9°C(58.8°F) | July, August, September, October | Live SST → |
| Emerald Beach | New York | James Bay | 21.3°C(70.3°F) | June, July, August, September | Live SST → |
| Empire Landing | California | Gulf of California | 20.8°C(69.4°F) | July, August, September, October | Live SST → |
| Encinal Beach | California | Gulf of California | 19.4°C(66.9°F) | July, August, September, October | Live SST → |
| Escanaba Public Beach | Michigan | James Bay | 17.6°C(63.7°F) | July, August, September, October | Live SST → |
| Escondido Beach | California | Gulf of California | 19.4°C(66.9°F) | July, August, September, October | Live SST → |
| Eustis Beach | Massachusetts | James Bay | 20.2°C(68.4°F) | June, July, August, September | Live SST → |
| Fairfield Beach | Connecticut | James Bay | 22.3°C(72.1°F) | July, August, September | Live SST → |
| Fairfield Public Beach | Connecticut | James Bay | 22.3°C(72.1°F) | July, August, September | Live SST → |
| Fairport Harbor Lakefront Park | Ohio | James Bay | 21.5°C(70.7°F) | June, July, August, September | Live SST → |
| Falmouth Beach | Massachusetts | James Bay | 20.2°C(68.4°F) | June, July, August, September | Live SST → |
| Fan Shell Beach | California | Gulf of California | 14.9°C(58.8°F) | August, September, October, November | Live SST → |
| Farview Beach | Connecticut | James Bay | 22.3°C(72.1°F) | July, August, September | Live SST → |
| Fenway Beach | Rhode Island | James Bay | 19.7°C(67.5°F) | July, August, September, October | Live SST → |
| Fern Grotto Beach | California | Gulf of California | 14.9°C(58.8°F) | August, September, October, November | Live SST → |
| Ferry Beach | New York | James Bay | 21.7°C(71.1°F) | June, July, August, September | Live SST → |