In August warmest sea in USA is usually observed in the following locations: Everglades, Key West, Cape Coral.
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 |
| 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 |
| 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 |
| Pensacola | 86.5°F | 87.2°F | 88.4°F |
| Panama City Beach | 86.2°F | 86.8°F | 88.0°F |
| Destin | 86.0°F | 86.9°F | 87.6°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 |
| Charleston (SC) | 84.1°F | 83.1°F | 85.2°F |
| Pawleys Island | 83.2°F | 82.2°F | 83.6°F |
| Myrtle Beach | 83.1°F | 82.5°F | 84.0°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 |
| 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 |
| Hilo | 79.9°F | 79.7°F | 79.5°F |
| New Castle | 79.6°F | 79.6°F | 78.9°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 |
| Atlantic City | 75.8°F | 73.3°F | 73.9°F |
| Erie | 75.5°F | 74.6°F | 74.0°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 |
| Michigan City | 74.5°F | 74.5°F | 73.4°F |
| Buffalo (NY) | 74.4°F | 73.1°F | 72.3°F |
| Yonkers | 74.0°F | 74.6°F | 73.1°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 |
| Niagara Falls | 72.9°F | 71.7°F | 70.2°F |
| New Bedford | 72.6°F | 73.4°F | 73.2°F |
| Traverse City | 72.4°F | 72.1°F | 70.4°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 |
| 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 |
| Santa Catalina Island | 69.7°F | 70.6°F | 69.9°F |
| Nantucket | 69.7°F | 70.6°F | 71.1°F |
| Holland | 69.4°F | 70.9°F | 68.9°F |
| Yosemite | 69.3°F | 69.3°F | 69.4°F |
| Malibu | 69.1°F | 67.1°F | 68.3°F |
| New Shoreham | 69.0°F | 69.6°F | 69.5°F |
| San Diego | 68.9°F | 70.1°F | 67.8°F |
| South Lake Tahoe | 68.1°F | 67.8°F | 68.3°F |
| Incline Village | 68.0°F | 67.8°F | 68.3°F |
| Lake Tahoe | 67.6°F | 67.3°F | 68.0°F |
| Cambridge | 67.4°F | 66.8°F | 65.2°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 |
| Marquette | 66.0°F | 67.9°F | 64.8°F |
| Wells | 64.1°F | 65.8°F | 63.8°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 |
| Grand Marais | 61.3°F | 62.3°F | 59.7°F |
| Tacoma | 59.8°F | 58.7°F | 59.7°F |
| Monterey | 59.7°F | 57.2°F | 59.8°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 |
| Cannon Beach | 57.2°F | 58.7°F | 56.2°F |
| Juneau | 56.0°F | 55.8°F | 57.5°F |
| Seward | 55.9°F | 54.5°F | 55.1°F |
| Newport (OR) | 55.4°F | 56.0°F | 52.3°F |
| Valdez | 55.2°F | 55.7°F | 56.1°F |
| Haines | 54.6°F | 53.7°F | 55.5°F |
| Florence | 54.0°F | 55.5°F | 53.8°F |
| Girdwood | 52.8°F | 52.0°F | 55.8°F |
| Lake Geneva | 32.0°F | 32.0°F | 71.0°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
