In August warmest sea in USA is usually observed in the following locations: Everglades, Islamorada, Key West.
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 |
|---|---|---|---|
| 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 |
| 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 |
| Corpus Christi | 87.0°F | 87.9°F | 87.4°F |
| Cocoa Beach | 86.8°F | 84.5°F | 84.2°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 |
| Miramar Beach | 86.0°F | 86.9°F | 88.0°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 |
| Murrells Inlet | 83.2°F | 82.5°F | 83.8°F |
| Myrtle Beach | 83.1°F | 82.5°F | 84.0°F |
| Oak Island | 82.8°F | 82.7°F | 84.7°F |
| Bald Head Island | 82.2°F | 82.5°F | 84.7°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 |
| Tangier Island | 80.0°F | 80.4°F | 81.0°F |
| Hatteras Island | 80.0°F | 79.6°F | 81.1°F |
| Norfolk | 79.8°F | 78.9°F | 80.5°F |
| Oahu | 79.5°F | 78.8°F | 79.3°F |
| Maui | 79.5°F | 79.1°F | 79.1°F |
| Princeville | 79.2°F | 78.5°F | 80.1°F |
| Kauai | 79.1°F | 78.6°F | 80.1°F |
| Virginia Beach | 78.4°F | 75.7°F | 77.2°F |
| Chincoteague | 77.1°F | 75.3°F | 77.6°F |
| Ocean City (MD) | 76.6°F | 74.9°F | 74.9°F |
| Lewes | 76.6°F | 75.0°F | 74.9°F |
| Ocean City (NJ) | 75.9°F | 73.1°F | 73.8°F |
| Atlantic City | 75.8°F | 73.3°F | 73.9°F |
| Cape May | 75.7°F | 72.3°F | 73.3°F |
| Cleveland | 75.2°F | 75.9°F | 75.4°F |
| Appleton | 74.8°F | 74.5°F | 74.8°F |
| Jersey City | 74.8°F | 74.7°F | 73.3°F |
| New York | 74.8°F | 74.6°F | 73.3°F |
| Oshkosh | 74.4°F | 74.3°F | 74.7°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 |
| Green Bay | 73.6°F | 74.1°F | 73.5°F |
| Bristol | 73.2°F | 73.8°F | 72.8°F |
| Niagara Falls | 72.9°F | 71.7°F | 70.2°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 |
| 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 |
| Mackinac Island | 69.4°F | 68.2°F | 64.3°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 |
| Duluth | 67.5°F | 66.8°F | 65.5°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 |
| Monterey | 59.7°F | 57.2°F | 59.8°F |
| Whidbey Island | 59.5°F | 59.3°F | 59.4°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 |
| Homer | 54.1°F | 52.5°F | 53.2°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
