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 |
| 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 |
| 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 |
| Oak Island | 82.8°F | 82.7°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 |
| 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 |
| Ocean City (MD) | 76.6°F | 74.9°F | 74.9°F |
| Rehoboth Beach | 76.4°F | 74.1°F | 74.0°F |
| Atlantic City | 75.8°F | 73.3°F | 73.9°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 |
| 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 |
| 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 |
| 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 |
| 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 |
| Tacoma | 59.8°F | 58.7°F | 59.7°F |
| Monterey | 59.7°F | 57.2°F | 59.8°F |
| Whidbey Island | 59.5°F | 59.3°F | 59.4°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 |
| 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
