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 |
| St. Petersburg | 82.0°F | 82.6°F | 82.4°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 |
| Corpus Christi | 79.5°F | 80.9°F | 81.0°F |
| Kailua Kona | 79.4°F | 79.1°F | 78.2°F |
| South Padre Island | 79.1°F | 80.0°F | 81.1°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 |
| Maui | 77.0°F | 77.5°F | 76.1°F |
| Pensacola | 76.9°F | 80.1°F | 79.4°F |
| Panama City Beach | 76.8°F | 79.0°F | 78.6°F |
| St. Augustine | 76.7°F | 76.9°F | 77.4°F |
| Kauai | 76.3°F | 75.1°F | 76.6°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 |
| 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 |
| 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 |
| 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 |
| Corolla | 64.4°F | 68.0°F | 66.7°F |
| Baltimore | 64.0°F | 65.2°F | 66.7°F |
| Irvine | 64.0°F | 63.7°F | 61.5°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 |
| Ocean City (MD) | 58.7°F | 60.7°F | 60.1°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 |
| Ocean City (NJ) | 56.9°F | 58.4°F | 58.7°F |
| Providence | 56.6°F | 57.6°F | 57.1°F |
| Cleveland | 55.6°F | 56.8°F | 59.4°F |
| Long Beach Island | 55.1°F | 57.8°F | 56.8°F |
| Monterey | 54.7°F | 54.8°F | 55.1°F |
| New Haven | 54.4°F | 54.6°F | 56.2°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 |
| Hampton Bays | 53.9°F | 53.9°F | 54.3°F |
| Milford | 53.9°F | 54.4°F | 56.0°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 |
| Cambridge | 53.2°F | 53.0°F | 53.9°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 |
| Plymouth | 52.7°F | 51.7°F | 52.6°F |
| Florence | 52.0°F | 51.6°F | 51.0°F |
| Newport (OR) | 51.8°F | 53.1°F | 51.0°F |
| Westbrook | 51.5°F | 52.5°F | 53.9°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 |
| Portsmouth | 49.3°F | 48.8°F | 51.0°F |
| Niagara Falls | 49.3°F | 48.9°F | 54.2°F |
| Sitka | 46.1°F | 47.5°F | 47.7°F |
| Bar Harbor | 45.9°F | 45.9°F | 48.3°F |
| Anchorage | 40.8°F | 45.0°F | 43.3°F |
| Wasilla | 40.6°F | 44.7°F | 43.8°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
