In August warmest sea in USA is usually observed in the following locations: Sanibel Island, Everglades, Islamorada.
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 |
|---|---|---|---|
| Sanibel Island | 88.8°F | 87.3°F | 88.5°F |
| Everglades | 88.8°F | 87.0°F | 88.3°F |
| Islamorada | 88.8°F | 87.3°F | 88.4°F |
| Key West | 88.8°F | 87.8°F | 88.8°F |
| Cape Coral | 88.7°F | 86.8°F | 87.8°F |
| Key Largo | 88.7°F | 87.3°F | 88.3°F |
| Marco Island | 88.7°F | 87.1°F | 88.3°F |
| Naples | 88.7°F | 87.0°F | 88.5°F |
| St. Petersburg | 88.7°F | 86.9°F | 88.8°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 |
| Galveston | 87.9°F | 88.3°F | 87.6°F |
| Galveston Island | 87.8°F | 88.5°F | 87.8°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 |
| Corpus Christi | 87.0°F | 87.9°F | 87.4°F |
| West Palm Beach | 86.8°F | 86.2°F | 87.1°F |
| Cocoa Beach | 86.8°F | 84.5°F | 84.2°F |
| Pass Christian | 86.7°F | 87.5°F | 88.7°F |
| Bay Saint Louis | 86.6°F | 87.6°F | 88.9°F |
| Pensacola Beach | 86.6°F | 87.4°F | 87.9°F |
| Orange Beach | 86.5°F | 87.3°F | 86.9°F |
| Pensacola | 86.5°F | 87.2°F | 88.4°F |
| Mobile | 86.2°F | 87.0°F | 87.9°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 |
| Jekyll Island | 85.7°F | 84.1°F | 86.4°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 |
| South Padre Island | 84.5°F | 86.5°F | 83.8°F |
| Charleston (SC) | 84.1°F | 83.1°F | 85.2°F |
| Myrtle Beach | 83.1°F | 82.5°F | 84.0°F |
| Carolina Beach | 81.9°F | 81.6°F | 83.7°F |
| Wilmington (NC) | 81.8°F | 81.3°F | 83.3°F |
| Washington | 81.4°F | 81.3°F | 81.5°F |
| Kailua Kona | 80.9°F | 80.7°F | 80.6°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 |
| 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 |
| Rehoboth Beach | 76.4°F | 74.1°F | 74.0°F |
| Cape May | 75.7°F | 72.3°F | 73.3°F |
| Bethany Beach | 75.3°F | 70.8°F | 72.3°F |
| Cleveland | 75.2°F | 75.9°F | 75.4°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 |
| Chicago | 73.8°F | 74.5°F | 72.4°F |
| Stamford | 73.6°F | 74.2°F | 72.9°F |
| Bristol | 73.2°F | 73.8°F | 72.8°F |
| Providence | 73.1°F | 72.7°F | 72.1°F |
| Niagara Falls | 72.9°F | 71.7°F | 70.2°F |
| Laguna Beach | 71.2°F | 70.7°F | 69.3°F |
| Milwaukee | 71.2°F | 73.3°F | 70.7°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 |
| Anaheim | 69.9°F | 68.2°F | 68.0°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 |
| Provincetown | 66.8°F | 67.2°F | 66.5°F |
| Santa Barbara | 66.2°F | 64.9°F | 67.2°F |
| Oakland | 66.1°F | 65.2°F | 65.9°F |
| San Francisco | 63.8°F | 62.4°F | 63.7°F |
| Tacoma | 59.8°F | 58.7°F | 59.7°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 |
| Sitka | 57.9°F | 56.5°F | 58.3°F |
| Anchorage | 57.9°F | 55.4°F | 57.0°F |
| Juneau | 56.0°F | 55.8°F | 57.5°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
