In October warmest sea in USA is usually observed in the following locations: Key West, West Palm Beach, Fort Lauderdale.
Table below shows the average sea water temperature for marine resorts of USA in October for the last three years.
| Place name | October 2025 | October 2024 | October 2023 |
|---|---|---|---|
| Key West | 83.8°F | 82.9°F | 83.3°F |
| West Palm Beach | 83.5°F | 83.3°F | 84.2°F |
| Fort Lauderdale | 83.5°F | 83.0°F | 84.1°F |
| Miami Beach | 83.4°F | 83.4°F | 83.5°F |
| Miami | 82.7°F | 82.9°F | 82.4°F |
| Corpus Christi | 82.2°F | 80.6°F | 79.9°F |
| Naples | 81.9°F | 81.6°F | 81.2°F |
| Kauai | 81.3°F | 79.2°F | 80.6°F |
| Honolulu | 80.7°F | 80.6°F | 80.8°F |
| Hawaii | 80.6°F | 80.5°F | 80.6°F |
| Molokai | 80.5°F | 80.1°F | 80.8°F |
| Siesta Key | 80.4°F | 80.7°F | 79.7°F |
| Houston | 80.4°F | 78.8°F | 78.0°F |
| Hilo | 80.3°F | 79.7°F | 79.9°F |
| Sarasota | 80.2°F | 80.5°F | 79.4°F |
| Maui | 79.8°F | 79.4°F | 79.7°F |
| Oahu | 79.8°F | 80.2°F | 80.0°F |
| St. Petersburg | 79.4°F | 79.0°F | 78.4°F |
| Tampa | 79.4°F | 79.3°F | 78.6°F |
| Panama City Beach | 79.2°F | 78.9°F | 76.5°F |
| Cocoa Beach | 79.2°F | 79.9°F | 78.9°F |
| Destin | 79.0°F | 78.5°F | 77.2°F |
| Clearwater Beach | 78.9°F | 78.8°F | 77.7°F |
| Orlando | 78.4°F | 79.0°F | 77.5°F |
| Daytona Beach | 78.4°F | 78.6°F | 77.5°F |
| New Orleans | 77.7°F | 76.4°F | 75.0°F |
| St. Augustine | 77.1°F | 77.1°F | 76.2°F |
| Jacksonville | 75.9°F | 75.9°F | 75.0°F |
| Tybee Island | 73.2°F | 73.5°F | 72.5°F |
| Pawleys Island | 72.4°F | 73.2°F | 71.6°F |
| Isle of Palms | 72.2°F | 73.1°F | 71.3°F |
| Charleston (SC) | 72.1°F | 73.0°F | 71.5°F |
| Myrtle Beach | 72.1°F | 73.4°F | 71.7°F |
| Wrightsville Beach | 72.0°F | 73.5°F | 72.2°F |
| Wilmington (NC) | 71.9°F | 73.3°F | 71.9°F |
| North Topsail Beach | 71.8°F | 73.2°F | 71.0°F |
| Kill Devil Hills | 67.9°F | 68.8°F | 68.7°F |
| Baltimore | 67.2°F | 66.7°F | 66.2°F |
| Virginia Beach | 67.0°F | 68.6°F | 67.7°F |
| Washington | 66.7°F | 66.0°F | 66.4°F |
| Tangier Island | 66.4°F | 67.7°F | 66.8°F |
| Los Angeles | 66.0°F | 64.7°F | 66.5°F |
| Wilmington (DE) | 66.0°F | 65.8°F | 64.1°F |
| Irvine | 66.0°F | 64.4°F | 66.9°F |
| Hollywood | 66.0°F | 64.8°F | 66.2°F |
| Beverly Hills | 66.0°F | 64.8°F | 66.2°F |
| Rehoboth Beach | 66.0°F | 66.5°F | 65.4°F |
| Santa Monica | 65.9°F | 64.7°F | 66.2°F |
| San Diego | 65.8°F | 63.9°F | 65.9°F |
| Westbrook | 65.4°F | 64.1°F | 63.2°F |
| Santa Barbara | 65.2°F | 64.0°F | 64.2°F |
| Cleveland | 65.2°F | 64.8°F | 62.8°F |
| Yonkers | 65.1°F | 64.4°F | 63.6°F |
| Atlantic City | 65.1°F | 65.1°F | 64.3°F |
| Beach Haven | 65.0°F | 65.0°F | 64.2°F |
| New York | 65.0°F | 64.2°F | 63.6°F |
| San Jose | 64.9°F | 67.1°F | 65.9°F |
| Malibu | 64.9°F | 63.8°F | 65.5°F |
| Jersey City | 64.9°F | 64.2°F | 63.6°F |
| Long Beach (CA) | 64.8°F | 62.7°F | 65.2°F |
| Montauk | 64.7°F | 63.2°F | 63.1°F |
| New Haven | 64.4°F | 63.5°F | 63.5°F |
| Erie | 64.1°F | 64.2°F | 62.7°F |
| San Francisco | 63.8°F | 62.1°F | 63.0°F |
| Buffalo (NY) | 63.2°F | 62.8°F | 62.4°F |
| New Bedford | 63.1°F | 62.2°F | 63.1°F |
| Niagara Falls | 62.4°F | 61.6°F | 61.9°F |
| Michigan City | 61.6°F | 64.0°F | 59.8°F |
| Appleton | 61.1°F | 59.0°F | 58.5°F |
| Holland | 61.0°F | 62.7°F | 58.7°F |
| Nantucket | 61.0°F | 60.9°F | 61.7°F |
| Monterey | 60.9°F | 58.0°F | 59.3°F |
| Green Bay | 60.6°F | 58.8°F | 58.6°F |
| Lake Tahoe | 59.3°F | 60.8°F | 59.4°F |
| South Lake Tahoe | 59.2°F | 60.8°F | 59.2°F |
| Boston | 58.8°F | 58.9°F | 59.7°F |
| Cambridge | 58.8°F | 58.8°F | 59.7°F |
| Hampton | 57.9°F | 57.9°F | 58.7°F |
| Wells | 57.0°F | 57.1°F | 58.3°F |
| Yosemite | 56.9°F | 56.9°F | 56.9°F |
| Marquette | 56.9°F | 57.7°F | 53.9°F |
| Old Orchard Beach | 56.4°F | 56.5°F | 57.9°F |
| Rockland | 56.2°F | 55.9°F | 57.0°F |
| Cannon Beach | 55.8°F | 54.8°F | 56.1°F |
| Newport (OR) | 55.7°F | 51.9°F | 55.9°F |
| Depoe Bay | 55.5°F | 52.9°F | 55.6°F |
| Rockaway Beach | 55.4°F | 54.0°F | 55.3°F |
| Bellevue | 55.2°F | 54.5°F | 55.1°F |
| Bar Harbor | 54.9°F | 54.7°F | 55.6°F |
| Tacoma | 54.7°F | 54.3°F | 54.7°F |
| Florence | 54.5°F | 51.2°F | 55.3°F |
| Chicago | 54.1°F | 63.0°F | 59.1°F |
| Grand Marais | 53.8°F | 50.9°F | 56.0°F |
| Sitka | 50.6°F | 49.1°F | 50.1°F |
| Seward | 50.5°F | 49.4°F | 49.3°F |
| Valdez | 48.1°F | 48.0°F | 48.1°F |
| Anchorage | 46.8°F | 44.3°F | 43.9°F |
| Juneau | 46.7°F | 46.4°F | 47.1°F |
| Girdwood | 46.4°F | 45.4°F | 44.7°F |
| Wasilla | 45.5°F | 44.1°F | 44.2°F |
Charts below show average sea water temperature for USA resorts with the warmest sea in October.
You can also check other months of the year to see sea temperature of USA resorts at that time.
Places in USA:
Name
°F
