In August warmest sea in USA is usually observed in the following locations: Key West, Naples, New Orleans.
Table below shows the average sea water temperature for marine resorts of USA in August for the last three years.
| Place name | August 2026 | August 2025 | August 2024 |
|---|---|---|---|
| Key West | 88.8°F | 88.8°F | 87.8°F |
| Naples | 88.1°F | 88.7°F | 87.0°F |
| New Orleans | 88.0°F | 87.4°F | 88.1°F |
| Houston | 87.8°F | 87.8°F | 88.0°F |
| Miami | 87.3°F | 88.1°F | 86.4°F |
| Miami Beach | 87.1°F | 87.9°F | 86.5°F |
| Sarasota | 87.1°F | 88.6°F | 87.2°F |
| Siesta Key | 87.1°F | 88.6°F | 87.3°F |
| Pensacola | 86.9°F | 86.5°F | 87.2°F |
| Clearwater Beach | 86.8°F | 88.5°F | 87.0°F |
| Tampa | 86.8°F | 88.6°F | 86.4°F |
| Fort Lauderdale | 86.8°F | 87.2°F | 85.8°F |
| St. George Island | 86.7°F | 86.5°F | 86.8°F |
| Corpus Christi | 86.5°F | 87.0°F | 87.9°F |
| West Palm Beach | 86.4°F | 86.8°F | 86.2°F |
| Pensacola Beach | 86.4°F | 86.6°F | 87.4°F |
| Orange Beach | 86.3°F | 86.5°F | 87.3°F |
| Panama City Beach | 86.3°F | 86.2°F | 86.8°F |
| Hilton Head Island | 86.2°F | 85.0°F | 84.0°F |
| Santa Rosa Beach | 86.2°F | 85.9°F | 86.8°F |
| Tybee Island | 86.0°F | 84.5°F | 84.0°F |
| Destin | 86.0°F | 86.0°F | 86.9°F |
| Edisto Beach | 86.0°F | 84.3°F | 83.6°F |
| Fort Walton Beach | 85.8°F | 86.0°F | 86.8°F |
| Kiawah Island | 85.7°F | 84.1°F | 83.6°F |
| Charleston (SC) | 85.4°F | 84.1°F | 83.1°F |
| Port St. Lucie | 85.3°F | 85.4°F | 84.5°F |
| Isle of Palms | 85.1°F | 83.8°F | 83.0°F |
| Bald Head Island | 84.9°F | 82.2°F | 82.5°F |
| South Padre Island | 84.2°F | 84.5°F | 86.5°F |
| North Myrtle Beach | 84.0°F | 83.2°F | 82.5°F |
| Cocoa Beach | 83.7°F | 86.8°F | 84.5°F |
| Myrtle Beach | 83.7°F | 83.1°F | 82.5°F |
| Carolina Beach | 83.0°F | 81.9°F | 81.6°F |
| Orlando | 82.9°F | 84.9°F | 83.4°F |
| Washington | 82.8°F | 81.4°F | 81.3°F |
| Amelia Island | 82.6°F | 85.1°F | 82.8°F |
| North Topsail Beach | 82.6°F | 81.8°F | 81.5°F |
| Wilmington (NC) | 82.4°F | 81.8°F | 81.3°F |
| Jacksonville | 82.2°F | 84.9°F | 82.9°F |
| Daytona Beach | 82.0°F | 84.6°F | 83.1°F |
| Kill Devil Hills | 82.0°F | 79.7°F | 78.4°F |
| Baltimore | 81.1°F | 80.2°F | 79.6°F |
| Honolulu | 81.0°F | 80.8°F | 79.9°F |
| Hawaii | 80.8°F | 80.6°F | 79.8°F |
| Kauai | 80.4°F | 79.1°F | 78.6°F |
| Oahu | 80.3°F | 79.5°F | 78.8°F |
| Maui | 79.6°F | 79.5°F | 79.1°F |
| Virginia Beach | 79.3°F | 78.4°F | 75.7°F |
| Ocean City (MD) | 77.9°F | 76.6°F | 74.9°F |
| Long Beach Island | 77.6°F | 75.8°F | 75.1°F |
| Dewey Beach | 77.3°F | 76.4°F | 74.3°F |
| Port Clinton | 77.2°F | 76.6°F | 76.6°F |
| Rehoboth Beach | 77.1°F | 76.4°F | 74.1°F |
| Atlantic City | 76.9°F | 75.8°F | 73.3°F |
| Wildwood | 76.6°F | 75.9°F | 72.7°F |
| Cape May | 76.1°F | 75.7°F | 72.3°F |
| Sea Isle City | 76.1°F | 75.9°F | 72.4°F |
| Bethany Beach | 75.8°F | 75.3°F | 70.8°F |
| Jersey City | 75.3°F | 74.8°F | 74.7°F |
| Green Bay | 75.3°F | 73.6°F | 74.1°F |
| New York | 75.3°F | 74.8°F | 74.6°F |
| New Bedford | 74.5°F | 72.6°F | 73.4°F |
| Laguna Beach | 74.3°F | 71.2°F | 70.7°F |
| Santa Catalina Island | 73.7°F | 69.7°F | 70.6°F |
| Irvine | 73.6°F | 70.6°F | 70.4°F |
| Michigan City | 73.5°F | 74.5°F | 74.5°F |
| Newport Beach | 73.3°F | 70.6°F | 70.3°F |
| Yosemite | 72.9°F | 69.3°F | 69.3°F |
| Los Angeles | 72.9°F | 70.3°F | 69.0°F |
| Santa Monica | 72.7°F | 70.5°F | 68.9°F |
| Hollywood | 72.7°F | 70.5°F | 68.9°F |
| Chicago | 72.7°F | 73.8°F | 74.5°F |
| Beverly Hills | 72.7°F | 70.5°F | 68.9°F |
| San Diego | 72.0°F | 68.9°F | 70.1°F |
| Malibu | 71.8°F | 69.1°F | 67.1°F |
| Nantucket | 71.5°F | 69.7°F | 70.6°F |
| Milwaukee | 71.2°F | 71.2°F | 73.3°F |
| Santa Barbara | 70.9°F | 66.2°F | 64.9°F |
| Martha's Vineyard | 70.7°F | 69.0°F | 69.2°F |
| South Lake Tahoe | 70.1°F | 68.1°F | 67.8°F |
| San Jose | 70.0°F | 67.0°F | 67.5°F |
| Long Beach (CA) | 69.8°F | 69.1°F | 65.8°F |
| Holland | 69.6°F | 69.4°F | 70.9°F |
| Lake Tahoe | 69.3°F | 67.6°F | 67.3°F |
| Boston | 68.4°F | 67.2°F | 66.6°F |
| Hampton | 67.6°F | 64.1°F | 64.9°F |
| Hampton Beach | 67.6°F | 64.1°F | 64.9°F |
| Old Orchard Beach | 65.5°F | 64.1°F | 65.5°F |
| San Francisco | 64.4°F | 63.8°F | 62.4°F |
| Santa Cruz | 61.0°F | 59.2°F | 57.1°F |
| Bar Harbor | 60.6°F | 59.7°F | 59.9°F |
| Tacoma | 60.3°F | 59.8°F | 58.7°F |
| Bellevue | 58.7°F | 58.3°F | 58.0°F |
| Monterey | 58.4°F | 59.7°F | 57.2°F |
| Seaside | 56.8°F | 57.3°F | 58.8°F |
| Anchorage | 56.4°F | 57.9°F | 55.4°F |
| Cannon Beach | 55.9°F | 57.2°F | 58.7°F |
| Rockaway Beach | 54.9°F | 54.3°F | 57.1°F |
| Florence | 53.2°F | 54.0°F | 55.5°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
