In July warmest sea in USA is usually observed in the following locations: Key West, Clearwater Beach, St. Petersburg.
Table below shows the average sea water temperature for marine resorts of USA in July for the last three years.
| Place name | July 2026 | July 2025 | July 2024 |
|---|---|---|---|
| Key West | 88.9°F | 86.7°F | 87.6°F |
| Clearwater Beach | 88.9°F | 87.1°F | 88.3°F |
| St. Petersburg | 88.6°F | 87.0°F | 88.0°F |
| Sarasota | 88.3°F | 86.9°F | 87.9°F |
| Siesta Key | 88.3°F | 86.9°F | 87.9°F |
| Tampa | 88.3°F | 86.8°F | 87.4°F |
| Naples | 88.1°F | 86.6°F | 87.2°F |
| Miami | 87.5°F | 86.3°F | 86.9°F |
| New Orleans | 87.1°F | 87.4°F | 87.1°F |
| Miami Beach | 87.1°F | 86.0°F | 86.5°F |
| Pensacola | 86.8°F | 86.9°F | 87.3°F |
| Fort Lauderdale | 86.8°F | 85.0°F | 86.0°F |
| Houston | 86.6°F | 86.3°F | 86.4°F |
| Destin | 86.6°F | 86.3°F | 86.6°F |
| Panama City Beach | 86.4°F | 86.3°F | 86.8°F |
| West Palm Beach | 86.1°F | 84.6°F | 85.7°F |
| Corpus Christi | 85.5°F | 85.3°F | 86.6°F |
| Charleston (SC) | 85.4°F | 84.7°F | 85.2°F |
| Isle of Palms | 85.2°F | 84.3°F | 85.0°F |
| Jacksonville | 85.0°F | 80.4°F | 83.5°F |
| Myrtle Beach | 84.6°F | 81.8°F | 84.0°F |
| North Myrtle Beach | 84.5°F | 82.7°F | 84.4°F |
| St. Augustine | 84.5°F | 80.9°F | 83.1°F |
| Cocoa Beach | 84.5°F | 83.8°F | 85.0°F |
| Washington | 84.0°F | 84.8°F | 83.9°F |
| Carolina Beach | 83.1°F | 81.8°F | 83.1°F |
| North Topsail Beach | 83.1°F | 81.3°F | 82.2°F |
| Daytona Beach | 83.1°F | 80.4°F | 82.6°F |
| Orlando | 82.9°F | 81.2°F | 83.1°F |
| Wilmington (NC) | 82.8°F | 80.4°F | 82.3°F |
| Wrightsville Beach | 82.7°F | 80.1°F | 81.9°F |
| South Padre Island | 82.7°F | 82.5°F | 85.4°F |
| Tangier Island | 82.3°F | 84.0°F | 82.0°F |
| Baltimore | 81.7°F | 82.6°F | 81.7°F |
| Kailua Kona | 81.0°F | 80.0°F | 79.8°F |
| Corolla | 80.7°F | 81.4°F | 79.4°F |
| Honolulu | 79.6°F | 79.5°F | 79.2°F |
| Hawaii | 79.5°F | 79.4°F | 79.2°F |
| Maui | 78.9°F | 78.8°F | 78.5°F |
| Virginia Beach | 78.7°F | 80.2°F | 76.6°F |
| Kauai | 78.7°F | 76.1°F | 78.1°F |
| Oahu | 78.4°F | 78.0°F | 78.1°F |
| Ocean City (MD) | 77.8°F | 79.0°F | 76.1°F |
| Cleveland | 77.4°F | 79.2°F | 75.3°F |
| Long Beach Island | 76.3°F | 77.6°F | 75.9°F |
| Atlantic City | 76.0°F | 77.3°F | 74.1°F |
| Erie | 75.9°F | 76.8°F | 74.5°F |
| Rehoboth Beach | 75.7°F | 77.3°F | 74.9°F |
| Ocean City (NJ) | 75.4°F | 77.1°F | 73.8°F |
| Providence | 75.2°F | 74.8°F | 74.5°F |
| Wildwood | 74.5°F | 77.0°F | 72.8°F |
| Buffalo (NY) | 74.4°F | 74.7°F | 73.5°F |
| Michigan City | 74.1°F | 76.3°F | 71.3°F |
| Cape May | 73.9°F | 76.1°F | 72.3°F |
| Jersey City | 73.4°F | 75.4°F | 74.0°F |
| New York | 73.3°F | 75.4°F | 74.0°F |
| Hampton Bays | 72.9°F | 74.5°F | 73.7°F |
| Niagara Falls | 72.5°F | 72.5°F | 71.4°F |
| New Haven | 72.1°F | 72.7°F | 72.9°F |
| Chicago | 71.7°F | 73.3°F | 71.3°F |
| Milford | 71.4°F | 72.6°F | 72.3°F |
| Holland | 71.2°F | 73.8°F | 67.8°F |
| Evanston | 70.4°F | 73.0°F | 71.2°F |
| Yosemite | 70.0°F | 68.4°F | 68.4°F |
| Nantucket | 69.2°F | 68.7°F | 70.6°F |
| Los Angeles | 69.1°F | 67.5°F | 67.9°F |
| Santa Monica | 69.1°F | 67.8°F | 68.0°F |
| Hollywood | 69.0°F | 67.9°F | 68.0°F |
| Beverly Hills | 69.0°F | 67.9°F | 68.0°F |
| Westbrook | 68.8°F | 70.7°F | 70.5°F |
| Cambridge | 68.8°F | 67.2°F | 66.0°F |
| Newport Beach | 68.7°F | 67.1°F | 68.6°F |
| Irvine | 68.6°F | 67.2°F | 69.3°F |
| Boston | 68.6°F | 67.1°F | 66.0°F |
| Martha's Vineyard | 68.6°F | 68.2°F | 70.0°F |
| San Jose | 68.6°F | 67.5°F | 70.0°F |
| San Diego | 68.1°F | 66.0°F | 68.0°F |
| Plymouth | 67.9°F | 66.9°F | 67.9°F |
| Malibu | 67.9°F | 64.9°F | 65.9°F |
| Hampton | 67.0°F | 63.9°F | 61.7°F |
| Hampton Beach | 67.0°F | 63.9°F | 61.7°F |
| Montauk | 66.8°F | 68.9°F | 68.4°F |
| Long Beach (CA) | 66.5°F | 63.8°F | 63.1°F |
| Portsmouth | 66.0°F | 63.1°F | 61.1°F |
| South Lake Tahoe | 65.3°F | 66.6°F | 69.6°F |
| Santa Barbara | 65.1°F | 63.7°F | 63.5°F |
| Oakland | 64.8°F | 62.8°F | 65.3°F |
| Lake Tahoe | 63.8°F | 65.6°F | 68.6°F |
| San Francisco | 62.8°F | 60.9°F | 62.1°F |
| Bar Harbor | 58.6°F | 57.4°F | 60.3°F |
| Monterey | 58.4°F | 57.0°F | 56.8°F |
| Tacoma | 57.5°F | 58.2°F | 59.1°F |
| Bellevue | 56.8°F | 57.6°F | 58.4°F |
| Anchorage | 56.0°F | 56.4°F | 56.7°F |
| Seaside | 55.3°F | 53.3°F | 53.4°F |
| Sitka | 53.5°F | 54.9°F | 54.6°F |
| Rockaway Beach | 53.2°F | 51.3°F | 52.6°F |
| Wasilla | 52.5°F | 53.5°F | 53.1°F |
| Newport (OR) | 51.1°F | 51.3°F | 50.1°F |
| Florence | 50.4°F | 49.6°F | 49.5°F |
Charts below show average sea water temperature for USA resorts with the warmest sea in July.
You can also check other months of the year to see sea temperature of USA resorts at that time.
Places in USA:
Name
°F
