In September warmest sea in USA is usually observed in the following locations: Key West, Corpus Christi, Naples.
Table below shows the average sea water temperature for marine resorts of USA in September for the last three years.
| Place name | September 2023 | September 2022 | September 2021 |
|---|---|---|---|
| Key West | 87.3°F | 87.3°F | 86.6°F |
| Corpus Christi | 87.1°F | 85.4°F | 84.9°F |
| Naples | 86.8°F | 87.3°F | 86.0°F |
| Everglades | 86.8°F | 86.4°F | 86.7°F |
| Marco Island | 86.7°F | 87.2°F | 86.1°F |
| Galveston Island | 86.6°F | 85.2°F | 84.4°F |
| Galveston | 86.5°F | 85.1°F | 84.2°F |
| Miami Beach | 86.3°F | 86.7°F | 85.5°F |
| South Padre Island | 86.3°F | 84.9°F | 85.4°F |
| Fort Lauderdale | 86.2°F | 86.4°F | 85.3°F |
| West Palm Beach | 86.2°F | 86.3°F | 85.0°F |
| Houston | 86.1°F | 84.5°F | 84.2°F |
| Miami | 86.0°F | 86.5°F | 85.6°F |
| Siesta Key | 85.8°F | 86.3°F | 85.4°F |
| Sarasota | 85.8°F | 86.1°F | 85.3°F |
| Gulf Shores | 85.5°F | 84.9°F | 82.7°F |
| Tampa | 85.5°F | 85.4°F | 84.8°F |
| Clearwater Beach | 85.5°F | 85.3°F | 84.8°F |
| St. Petersburg | 85.3°F | 85.6°F | 84.7°F |
| Santa Rosa Beach | 85.3°F | 84.5°F | 83.2°F |
| Panama City Beach | 85.1°F | 84.8°F | 83.5°F |
| New Orleans | 85.1°F | 84.1°F | 82.0°F |
| Pensacola Beach | 85.0°F | 84.8°F | 82.7°F |
| Destin | 85.0°F | 84.4°F | 83.1°F |
| Mobile | 84.6°F | 83.5°F | 81.6°F |
| Pensacola | 84.4°F | 84.5°F | 82.5°F |
| Cocoa Beach | 84.4°F | 85.4°F | 83.8°F |
| Long Beach (MS) | 84.4°F | 84.2°F | 81.9°F |
| Biloxi | 84.3°F | 83.9°F | 82.0°F |
| Daytona Beach | 83.5°F | 83.7°F | 81.9°F |
| St. Augustine | 83.4°F | 83.4°F | 81.8°F |
| Orlando | 83.4°F | 84.0°F | 82.1°F |
| Jacksonville | 82.8°F | 83.1°F | 81.9°F |
| Amelia Island | 82.4°F | 82.9°F | 82.0°F |
| Hilton Head Island | 82.3°F | 82.4°F | 82.1°F |
| Charleston (SC) | 82.2°F | 81.5°F | 81.6°F |
| Jekyll Island | 82.0°F | 82.8°F | 82.1°F |
| Isle of Palms | 81.2°F | 81.2°F | 81.1°F |
| Myrtle Beach | 80.6°F | 81.5°F | 81.2°F |
| Kailua Kona | 80.5°F | 81.0°F | 80.7°F |
| Kauai | 80.4°F | 81.2°F | 79.7°F |
| Honolulu | 80.2°F | 81.2°F | 79.5°F |
| Wilmington (NC) | 80.1°F | 80.9°F | 79.0°F |
| Hawaii | 80.0°F | 81.1°F | 79.4°F |
| Hilo | 79.9°F | 80.7°F | 79.5°F |
| Oahu | 79.6°F | 80.9°F | 79.3°F |
| Maui | 79.4°F | 80.1°F | 79.1°F |
| Norfolk | 78.7°F | 78.4°F | 78.5°F |
| Outer Banks | 77.6°F | 78.6°F | 78.5°F |
| Washington | 77.2°F | 77.7°F | 77.1°F |
| Virginia Beach | 76.4°F | 76.9°F | 76.7°F |
| Baltimore | 76.0°F | 76.3°F | 76.7°F |
| Ocean City (MD) | 74.4°F | 74.9°F | 75.1°F |
| Rehoboth Beach | 74.0°F | 74.1°F | 74.0°F |
| Wildwood | 73.8°F | 74.0°F | 73.9°F |
| Atlantic City | 73.1°F | 73.8°F | 74.0°F |
| Long Beach Island | 72.9°F | 73.8°F | 73.6°F |
| Jersey City | 72.2°F | 72.9°F | 72.3°F |
| New York | 72.2°F | 72.9°F | 72.3°F |
| Norwalk | 72.1°F | 72.8°F | 72.9°F |
| Cleveland | 72.1°F | 72.5°F | 72.9°F |
| New Haven | 71.1°F | 72.4°F | 72.3°F |
| Bristol | 70.8°F | 71.2°F | 71.4°F |
| Michigan City | 70.5°F | 70.4°F | 71.3°F |
| Rochester (NY) | 69.8°F | 69.4°F | 70.9°F |
| Buffalo (NY) | 69.7°F | 71.1°F | 72.1°F |
| Chicago | 69.6°F | 70.1°F | 69.2°F |
| Santa Catalina Island | 69.6°F | 73.2°F | 69.0°F |
| Martha's Vineyard | 69.5°F | 70.3°F | 71.6°F |
| Los Angeles | 68.9°F | 71.9°F | 67.0°F |
| Montauk | 68.7°F | 69.9°F | 70.4°F |
| San Jose | 68.6°F | 68.6°F | 68.3°F |
| Niagara Falls | 68.5°F | 70.0°F | 71.8°F |
| Santa Monica | 68.4°F | 71.6°F | 66.5°F |
| Hollywood | 68.4°F | 71.7°F | 66.5°F |
| Beverly Hills | 68.4°F | 71.7°F | 66.5°F |
| Nantucket | 68.3°F | 70.0°F | 71.2°F |
| Block Island | 68.0°F | 69.5°F | 70.0°F |
| Irvine | 67.9°F | 71.5°F | 66.7°F |
| Malibu | 67.9°F | 70.3°F | 65.7°F |
| Green Bay | 67.7°F | 67.9°F | 68.6°F |
| San Diego | 67.5°F | 70.5°F | 66.0°F |
| Milwaukee | 67.4°F | 67.1°F | 67.2°F |
| Anaheim | 67.2°F | 70.5°F | 63.9°F |
| Holland | 67.1°F | 69.2°F | 70.1°F |
| Santa Barbara | 66.6°F | 67.9°F | 62.6°F |
| Long Beach (CA) | 66.3°F | 69.2°F | 62.5°F |
| Boston | 65.7°F | 65.5°F | 66.1°F |
| Yosemite | 65.6°F | 65.6°F | 65.6°F |
| Lake Tahoe | 64.9°F | 66.9°F | 65.3°F |
| South Lake Tahoe | 64.9°F | 66.9°F | 64.8°F |
| San Francisco | 64.7°F | 64.7°F | 64.9°F |
| Hampton Beach | 64.6°F | 62.5°F | 65.1°F |
| Portsmouth | 63.6°F | 61.5°F | 64.1°F |
| Monterey | 60.6°F | 59.9°F | 60.8°F |
| Bar Harbor | 59.0°F | 58.9°F | 59.5°F |
| Sitka | 54.7°F | 55.0°F | 54.8°F |
| Florence | 53.5°F | 52.4°F | 51.7°F |
| Juneau | 52.2°F | 52.0°F | 51.2°F |
| Anchorage | 52.2°F | 52.2°F | 53.1°F |
Charts below show average sea water temperature for USA resorts with the warmest sea in September.
You can also check other months of the year to see sea temperature of USA resorts at that time.
Places in USA:
Name
°F
