In August warmest sea in USA is usually observed in the following locations: Key West, Naples, Tampa.
Table below shows the average sea water temperature for marine resorts of USA in August for the last three years.
| Place name | August 2025 | August 2024 | August 2023 |
|---|---|---|---|
| Key West | 88.8°F | 87.8°F | 88.8°F |
| Naples | 88.7°F | 87.0°F | 88.5°F |
| Tampa | 88.6°F | 86.4°F | 88.5°F |
| Sarasota | 88.6°F | 87.2°F | 88.8°F |
| Siesta Key | 88.6°F | 87.3°F | 88.9°F |
| Clearwater Beach | 88.5°F | 87.0°F | 89.2°F |
| Miami | 88.1°F | 86.4°F | 87.4°F |
| Miami Beach | 87.9°F | 86.5°F | 87.6°F |
| Houston | 87.8°F | 88.0°F | 88.2°F |
| New Orleans | 87.4°F | 88.1°F | 89.4°F |
| Fort Lauderdale | 87.2°F | 85.8°F | 87.0°F |
| West Palm Beach | 86.8°F | 86.2°F | 87.1°F |
| Cocoa Beach | 86.8°F | 84.5°F | 84.2°F |
| Pensacola Beach | 86.6°F | 87.4°F | 87.9°F |
| St. George Island | 86.5°F | 86.8°F | 87.5°F |
| Panama City Beach | 86.2°F | 86.8°F | 88.0°F |
| Destin | 86.0°F | 86.9°F | 87.6°F |
| Fort Walton Beach | 86.0°F | 86.8°F | 87.3°F |
| Santa Rosa Beach | 85.9°F | 86.8°F | 87.9°F |
| Hilton Head Island | 85.0°F | 84.0°F | 86.5°F |
| Jacksonville | 84.9°F | 82.9°F | 84.4°F |
| Orlando | 84.9°F | 83.4°F | 84.1°F |
| St. Augustine | 84.7°F | 82.9°F | 84.1°F |
| Daytona Beach | 84.6°F | 83.1°F | 83.8°F |
| Tybee Island | 84.5°F | 84.0°F | 86.0°F |
| Charleston (SC) | 84.1°F | 83.1°F | 85.2°F |
| Isle of Palms | 83.8°F | 83.0°F | 84.6°F |
| North Myrtle Beach | 83.2°F | 82.5°F | 84.3°F |
| Myrtle Beach | 83.1°F | 82.5°F | 84.0°F |
| Bald Head Island | 82.2°F | 82.5°F | 84.7°F |
| Wrightsville Beach | 81.9°F | 81.4°F | 83.1°F |
| Carolina Beach | 81.9°F | 81.6°F | 83.7°F |
| Wilmington (NC) | 81.8°F | 81.3°F | 83.3°F |
| North Topsail Beach | 81.8°F | 81.5°F | 83.2°F |
| Washington | 81.4°F | 81.3°F | 81.5°F |
| Honolulu | 80.8°F | 79.9°F | 80.3°F |
| Hawaii | 80.6°F | 79.8°F | 80.1°F |
| Baltimore | 80.2°F | 79.6°F | 79.4°F |
| Tangier Island | 80.0°F | 80.4°F | 81.0°F |
| Kill Devil Hills | 79.7°F | 78.4°F | 79.6°F |
| Oahu | 79.5°F | 78.8°F | 79.3°F |
| Maui | 79.5°F | 79.1°F | 79.1°F |
| Kauai | 79.1°F | 78.6°F | 80.1°F |
| Virginia Beach | 78.4°F | 75.7°F | 77.2°F |
| Ocean City (MD) | 76.6°F | 74.9°F | 74.9°F |
| Dewey Beach | 76.4°F | 74.3°F | 72.6°F |
| Rehoboth Beach | 76.4°F | 74.1°F | 74.0°F |
| Beach Haven | 76.1°F | 74.9°F | 75.0°F |
| Wildwood | 75.9°F | 72.7°F | 72.9°F |
| Atlantic City | 75.8°F | 73.3°F | 73.9°F |
| Long Beach Island | 75.8°F | 75.1°F | 75.6°F |
| Cape May | 75.7°F | 72.3°F | 73.3°F |
| Erie | 75.5°F | 74.6°F | 74.0°F |
| Bethany Beach | 75.3°F | 70.8°F | 72.3°F |
| Jersey City | 74.8°F | 74.7°F | 73.3°F |
| New York | 74.8°F | 74.6°F | 73.3°F |
| Michigan City | 74.5°F | 74.5°F | 73.4°F |
| Buffalo (NY) | 74.4°F | 73.1°F | 72.3°F |
| Evanston | 73.9°F | 74.4°F | 72.7°F |
| Chicago | 73.8°F | 74.5°F | 72.4°F |
| Niagara Falls | 72.9°F | 71.7°F | 70.2°F |
| New Bedford | 72.6°F | 73.4°F | 73.2°F |
| Laguna Beach | 71.2°F | 70.7°F | 69.3°F |
| Irvine | 70.6°F | 70.4°F | 69.2°F |
| Newport Beach | 70.6°F | 70.3°F | 69.3°F |
| Santa Monica | 70.5°F | 68.9°F | 70.2°F |
| Hollywood | 70.5°F | 68.9°F | 70.2°F |
| Beverly Hills | 70.5°F | 68.9°F | 70.2°F |
| Los Angeles | 70.3°F | 69.0°F | 70.0°F |
| Montauk | 70.0°F | 70.2°F | 68.9°F |
| Nantucket | 69.7°F | 70.6°F | 71.1°F |
| Santa Catalina Island | 69.7°F | 70.6°F | 69.9°F |
| Holland | 69.4°F | 70.9°F | 68.9°F |
| Yosemite | 69.3°F | 69.3°F | 69.4°F |
| Long Beach (CA) | 69.1°F | 65.8°F | 66.4°F |
| Malibu | 69.1°F | 67.1°F | 68.3°F |
| Martha's Vineyard | 69.0°F | 69.2°F | 71.8°F |
| San Diego | 68.9°F | 70.1°F | 67.8°F |
| South Lake Tahoe | 68.1°F | 67.8°F | 68.3°F |
| Lake Tahoe | 67.6°F | 67.3°F | 68.0°F |
| Boston | 67.2°F | 66.6°F | 65.2°F |
| San Jose | 67.0°F | 67.5°F | 68.7°F |
| Santa Barbara | 66.2°F | 64.9°F | 67.2°F |
| Oakland | 66.1°F | 65.2°F | 65.9°F |
| Hampton Beach | 64.1°F | 64.9°F | 63.5°F |
| Hampton | 64.1°F | 64.9°F | 63.3°F |
| Old Orchard Beach | 64.1°F | 65.5°F | 64.4°F |
| San Francisco | 63.8°F | 62.4°F | 63.7°F |
| Mount Desert Island | 60.2°F | 60.2°F | 61.1°F |
| Tacoma | 59.8°F | 58.7°F | 59.7°F |
| Bar Harbor | 59.7°F | 59.9°F | 60.6°F |
| Monterey | 59.7°F | 57.2°F | 59.8°F |
| Santa Cruz | 59.2°F | 57.1°F | 61.1°F |
| Bellevue | 58.3°F | 58.0°F | 58.0°F |
| Anchorage | 57.9°F | 55.4°F | 57.0°F |
| Seaside | 57.3°F | 58.8°F | 56.4°F |
| Cannon Beach | 57.2°F | 58.7°F | 56.2°F |
| Depoe Bay | 54.8°F | 55.5°F | 52.4°F |
| Rockaway Beach | 54.3°F | 57.1°F | 52.7°F |
| Florence | 54.0°F | 55.5°F | 53.8°F |
Charts below show average sea water temperature for USA resorts with the warmest sea in August.
You can also check other months of the year to see sea temperature of USA resorts at that time.
Places in USA:
Name
°F
