In May warmest sea in USA is usually observed in the following locations: Key West, Miami, Naples.
Table below shows the average sea water temperature for marine resorts of USA in May for the last three years.
| Place name | May 2026 | May 2025 | May 2024 |
|---|---|---|---|
| Key West | 84.3°F | 83.5°F | 84.6°F |
| Miami | 83.3°F | 82.6°F | 83.3°F |
| Naples | 82.9°F | 83.5°F | 83.8°F |
| Miami Beach | 82.7°F | 82.4°F | 83.0°F |
| Tampa | 81.9°F | 82.7°F | 82.5°F |
| West Palm Beach | 81.7°F | 81.1°F | 81.5°F |
| Fort Lauderdale | 81.7°F | 81.1°F | 81.7°F |
| Clearwater Beach | 81.5°F | 82.6°F | 82.5°F |
| Sarasota | 81.5°F | 82.7°F | 82.9°F |
| Siesta Key | 81.3°F | 82.5°F | 82.6°F |
| Cocoa Beach | 80.4°F | 79.4°F | 80.0°F |
| Orlando | 78.4°F | 77.2°F | 77.6°F |
| Houston | 78.4°F | 79.5°F | 78.9°F |
| Daytona Beach | 78.1°F | 76.0°F | 77.2°F |
| New Orleans | 78.0°F | 79.5°F | 79.9°F |
| Honolulu | 78.0°F | 78.1°F | 77.6°F |
| Hawaii | 77.9°F | 78.0°F | 77.3°F |
| St. George Island | 77.8°F | 79.2°F | 79.1°F |
| Maui | 77.0°F | 77.5°F | 76.1°F |
| Panama City Beach | 76.8°F | 79.0°F | 78.6°F |
| St. Augustine | 76.7°F | 76.9°F | 77.4°F |
| Santa Rosa Beach | 76.4°F | 78.8°F | 77.7°F |
| Kauai | 76.3°F | 75.1°F | 76.6°F |
| Pensacola Beach | 76.2°F | 79.6°F | 78.7°F |
| Oahu | 76.1°F | 77.1°F | 75.6°F |
| Destin | 75.9°F | 78.7°F | 78.1°F |
| Jacksonville | 75.9°F | 77.6°F | 77.1°F |
| Fort Walton Beach | 75.8°F | 78.5°F | 77.8°F |
| Tybee Island | 74.8°F | 76.5°F | 76.2°F |
| Hilton Head Island | 74.8°F | 76.7°F | 76.7°F |
| Charleston (SC) | 73.9°F | 75.5°F | 75.3°F |
| Isle of Palms | 73.8°F | 75.4°F | 75.4°F |
| North Myrtle Beach | 72.2°F | 74.4°F | 73.4°F |
| Bald Head Island | 72.2°F | 74.7°F | 74.4°F |
| Myrtle Beach | 72.0°F | 74.4°F | 73.2°F |
| Carolina Beach | 70.8°F | 73.4°F | 72.2°F |
| North Topsail Beach | 70.5°F | 72.4°F | 71.5°F |
| Wilmington (NC) | 70.3°F | 72.6°F | 71.4°F |
| Wrightsville Beach | 70.3°F | 72.4°F | 71.0°F |
| Washington | 67.3°F | 69.1°F | 71.1°F |
| Kill Devil Hills | 66.1°F | 69.4°F | 67.5°F |
| San Jose | 64.6°F | 62.0°F | 62.9°F |
| San Diego | 64.5°F | 63.0°F | 63.2°F |
| Tangier Island | 64.4°F | 67.9°F | 67.1°F |
| Laguna Beach | 64.3°F | 64.0°F | 61.6°F |
| Baltimore | 64.0°F | 65.2°F | 66.7°F |
| Irvine | 64.0°F | 63.7°F | 61.5°F |
| Santa Catalina Island | 64.0°F | 62.7°F | 61.8°F |
| Newport Beach | 63.8°F | 63.5°F | 61.3°F |
| Virginia Beach | 63.8°F | 66.7°F | 66.2°F |
| Beverly Hills | 63.3°F | 63.4°F | 60.6°F |
| Hollywood | 63.3°F | 63.4°F | 60.6°F |
| Santa Monica | 63.3°F | 63.4°F | 60.4°F |
| Los Angeles | 62.7°F | 63.1°F | 60.2°F |
| Long Beach (CA) | 62.0°F | 62.2°F | 59.1°F |
| Malibu | 61.7°F | 61.8°F | 58.7°F |
| Oakland | 60.9°F | 61.3°F | 58.3°F |
| Santa Barbara | 59.4°F | 60.1°F | 57.5°F |
| Dewey Beach | 58.8°F | 59.4°F | 60.2°F |
| Ocean City (MD) | 58.7°F | 60.7°F | 60.1°F |
| Bethany Beach | 58.5°F | 59.6°F | 59.7°F |
| Rehoboth Beach | 58.5°F | 59.3°F | 60.0°F |
| San Francisco | 58.4°F | 58.5°F | 57.3°F |
| Cape May | 57.4°F | 58.8°F | 59.0°F |
| Wildwood | 57.0°F | 58.5°F | 58.9°F |
| Jersey City | 57.0°F | 57.3°F | 59.3°F |
| New York | 57.0°F | 57.3°F | 59.2°F |
| Atlantic City | 56.9°F | 59.2°F | 58.5°F |
| Beach Haven | 56.0°F | 58.5°F | 57.2°F |
| Santa Cruz | 55.9°F | 55.1°F | 54.4°F |
| New Bedford | 55.5°F | 56.4°F | 55.4°F |
| Long Beach Island | 55.1°F | 57.8°F | 56.8°F |
| Monterey | 54.7°F | 54.8°F | 55.1°F |
| Chicago | 54.4°F | 52.1°F | 55.2°F |
| Evanston | 54.2°F | 52.3°F | 54.9°F |
| Yosemite | 54.2°F | 54.4°F | 54.4°F |
| Seaside | 54.2°F | 54.0°F | 52.7°F |
| South Lake Tahoe | 54.1°F | 51.5°F | 52.5°F |
| Cannon Beach | 54.1°F | 53.9°F | 52.8°F |
| Tacoma | 53.8°F | 52.1°F | 51.9°F |
| Rockaway Beach | 53.5°F | 54.2°F | 53.1°F |
| Lake Tahoe | 53.5°F | 50.7°F | 51.1°F |
| Martha's Vineyard | 53.4°F | 55.1°F | 52.9°F |
| Bellevue | 53.4°F | 52.2°F | 52.3°F |
| Nantucket | 53.2°F | 53.2°F | 52.3°F |
| Boston | 53.0°F | 53.0°F | 53.9°F |
| Michigan City | 52.8°F | 53.1°F | 54.9°F |
| Erie | 52.7°F | 52.6°F | 55.9°F |
| Florence | 52.0°F | 51.6°F | 51.0°F |
| Depoe Bay | 51.6°F | 53.2°F | 51.3°F |
| Montauk | 50.6°F | 52.3°F | 52.1°F |
| Buffalo (NY) | 50.4°F | 50.0°F | 55.3°F |
| Holland | 50.4°F | 48.3°F | 54.4°F |
| Hampton | 49.6°F | 49.2°F | 51.8°F |
| Hampton Beach | 49.6°F | 49.2°F | 51.8°F |
| Niagara Falls | 49.3°F | 48.9°F | 54.2°F |
| Old Orchard Beach | 48.8°F | 48.5°F | 51.1°F |
| Mount Desert Island | 46.3°F | 46.1°F | 48.7°F |
| Bar Harbor | 45.9°F | 45.9°F | 48.3°F |
| Anchorage | 40.8°F | 45.0°F | 43.3°F |
Charts below show average sea water temperature for USA resorts with the warmest sea in May.
You can also check other months of the year to see sea temperature of USA resorts at that time.
Places in USA:
Name
°F
