| Hashamomuck Beach | New York | James Bay | 20.9°C(69.6°F) | July, August, September, October | Live SST → |
| Haulover Beach | Florida | Gulf of Mexico | 29.5°C(85.1°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Haulover Nude Beach | Florida | Gulf of Mexico | 29.5°C(85.1°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Hawthorne Beach | New York | James Bay | 21.7°C(71.1°F) | June, July, August, September | Live SST → |
| Hazard Beach | New Jersey | James Bay | 21.8°C(71.2°F) | June, July, August, September | Live SST → |
| Hazard Beach | United States | James Bay | 19.6°C(67.3°F) | July, August, September, October | Live SST → |
| Head Beach | Maine | James Bay | 16°C(60.8°F) | June, July, August, September | Live SST → |
| Hermosa Beach | Washington | Coastal Waters | 11.4°C(52.5°F) | June, July, August, September | Live SST → |
| Hermosa Terrace Park | California | Gulf of California | 21.2°C(70.2°F) | July, August, September, October | Live SST → |
| Hero Beach | Maine | James Bay | 13.5°C(56.3°F) | July, August, September, October | Live SST → |
| Heron Beach | Massachusetts | James Bay | 17.6°C(63.7°F) | June, July, August, September | Live SST → |
| Herring Brook Beach | Massachusetts | James Bay | 18.6°C(65.5°F) | June, July, August, September | Live SST → |
| Hicks Beach | New York | James Bay | 21.7°C(71.1°F) | June, July, August, September | Live SST → |
| Hidden Beach | California | Gulf of California | 14.9°C(58.8°F) | August, September, October, November | Live SST → |
| Hideaway Beach | United States | Gulf of Mexico | 29.8°C(85.6°F) | April, May, June, July, August, September, October, November | Live SST → |
| Higbee Beach | New Jersey | Coastal Waters | 22.9°C(73.2°F) | July, August, September | Live SST → |
| Higgins Beach | Maine | James Bay | 16.1°C(61°F) | June, July, August, September | Live SST → |
| Highland Beach | Massachusetts | James Bay | 18°C(64.4°F) | June, July, August, September | Live SST → |
| Highlands Beach | New Jersey | Coastal Waters | 21.9°C(71.4°F) | June, July, August, September | Live SST → |
| Hobuck Beach | Washington | Coastal Waters | 12.2°C(54°F) | June, July, August, September | Live SST → |
| Hollywood Beach | Florida | Gulf of Mexico | 29.4°C(84.9°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Hollywood Beach | California | Gulf of California | 19.4°C(66.9°F) | July, August, September, October | Live SST → |
| Honokohau Harbor Beach | Hawaii | Coastal Waters | 27.3°C(81.1°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Honopū Beach | Hawaii | North Pacific Ocean | 27.1°C(80.8°F) | January, February, April, May, June, July, August, September, October, November, December | Live SST → |
| Hooper Beach | California | Gulf of California | 14.9°C(58.8°F) | August, September, October, November | Live SST → |
| Horseneck Beach | Rhode Island | James Bay | 20.2°C(68.4°F) | June, July, August, September | Live SST → |
| Horton Lane Beach | New York | James Bay | 20.9°C(69.6°F) | July, August, September, October | Live SST → |
| Hotchkiss Grove Beach | Connecticut | James Bay | 22.1°C(71.8°F) | July, August, September | Live SST → |
| Howard Beach | Illinois | James Bay | 20.1°C(68.2°F) | July, August, September, October | Live SST → |
| Huguenot Beach | New York | James Bay | 21.8°C(71.2°F) | June, July, August, September | Live SST → |
| Hull Village Beach | Massachusetts | James Bay | 17.6°C(63.7°F) | June, July, August, September | Live SST → |
| Humboldt Beach | Illinois | James Bay | 20.2°C(68.4°F) | July, August, September, October | Live SST → |
| Hungars Beach | Virginia | Coastal Waters | 24.5°C(76.1°F) | July, August, September | Live SST → |
| Hunnewell Beach | Maine | James Bay | 16°C(60.8°F) | June, July, August, September | Live SST → |
| Hunters Beach | Maine | James Bay | 12.8°C(55°F) | July, August, September, October | Live SST → |
| Huntington Beach | South Carolina | Gulf of Mexico | 27.1°C(80.8°F) | June, July, August, September | Live SST → |
| Huntington Beach | New York | James Bay | 21.5°C(70.7°F) | June, July, August, September | Live SST → |
| Huntington Beach (Surf City USA) | California | Pacific Ocean | 20.4°C(68.7°F) | Jul, Aug, Sep | Live SST → |
| Huntington City Beach | California | Gulf of California | 20.8°C(69.4°F) | July, August, September, October | Live SST → |
| Huntington State Beach | California | Gulf of California | 20.8°C(69.4°F) | July, August, September, October | Live SST → |
| Huylers Beach | New Jersey | James Bay | 21.8°C(71.2°F) | June, July, August, September | Live SST → |
| ʻOloʻupena | Hawaii | Coastal Waters | 26.8°C(80.2°F) | January, February, March, April, May, June, July, August, September, October, November, December | Live SST → |
| Illinois Beach State Park | Illinois | James Bay | 19.5°C(67.1°F) | July, August, September, October | Live SST → |
| Independence Grove Beach | Illinois | James Bay | 19.5°C(67.1°F) | July, August, September, October | Live SST → |
| Indian Beach | California | Coastal Waters | 13.2°C(55.8°F) | August, September, October, November | Live SST → |
| Indian Camp Beach | Maine | James Bay | 14.1°C(57.4°F) | July, August, September, October | Live SST → |
| Indian Cove Beach | Connecticut | James Bay | 21.6°C(70.9°F) | July, August, September, October | Live SST → |
| Indiantown Beach | Connecticut | James Bay | 20.9°C(69.6°F) | July, August, September, October | Live SST → |
| Isabella Beach | New York | James Bay | 19.7°C(67.5°F) | July, August, September, October | Live SST → |
| Isla Blanca Beach | Texas | Gulf of Mexico | 29.2°C(84.6°F) | May, June, July, August, September, October | Live SST → |