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 |
| Key Largo | 83.0°F | 83.1°F | 82.4°F |
| Hialeah | 82.9°F | 83.0°F | 82.9°F |
| Miami | 82.7°F | 82.9°F | 82.4°F |
| Everglades | 82.5°F | 82.6°F | 82.2°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 |
| Cape Coral | 81.1°F | 81.2°F | 80.3°F |
| Kailua Kona | 80.9°F | 80.6°F | 80.6°F |
| Galveston | 80.8°F | 78.8°F | 78.7°F |
| Honolulu | 80.7°F | 80.6°F | 80.8°F |
| Hawaii | 80.6°F | 80.5°F | 80.6°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 |
| Tampa | 79.4°F | 79.3°F | 78.6°F |
| St. Petersburg | 79.4°F | 79.0°F | 78.4°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 |
| Pensacola | 78.0°F | 76.3°F | 76.4°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 |
| Jekyll Island | 74.7°F | 73.9°F | 73.4°F |
| Pawleys Island | 72.4°F | 73.2°F | 71.6°F |
| Charleston (SC) | 72.1°F | 73.0°F | 71.5°F |
| Myrtle Beach | 72.1°F | 73.4°F | 71.7°F |
| Wilmington (NC) | 71.9°F | 73.3°F | 71.9°F |
| North Topsail Beach | 71.8°F | 73.2°F | 71.0°F |
| Santa Catalina Island | 68.0°F | 66.5°F | 68.2°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 |
| New Castle | 66.2°F | 65.9°F | 64.4°F |
| Los Angeles | 66.0°F | 64.7°F | 66.5°F |
| Irvine | 66.0°F | 64.4°F | 66.9°F |
| Stamford | 66.0°F | 65.6°F | 64.4°F |
| Hollywood | 66.0°F | 64.8°F | 66.2°F |
| Beverly Hills | 66.0°F | 64.8°F | 66.2°F |
| Santa Monica | 65.9°F | 64.7°F | 66.2°F |
| San Diego | 65.8°F | 63.9°F | 65.9°F |
| Laguna Beach | 65.5°F | 64.5°F | 67.1°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 |
| 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 |
| New Shoreham | 64.4°F | 63.0°F | 62.3°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 |
| Traverse City | 60.9°F | 59.5°F | 60.0°F |
| Green Bay | 60.6°F | 58.8°F | 58.6°F |
| Milwaukee | 60.4°F | 63.2°F | 60.2°F |
| Incline Village | 59.4°F | 61.1°F | 59.3°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 |
| Newport (OR) | 55.7°F | 51.9°F | 55.9°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 |
| Haines | 47.5°F | 45.8°F | 46.6°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 |
| Lake Geneva | 32.0°F | 32.0°F | 59.5°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
