In April warmest sea in USA is usually observed in the following locations: West Palm Beach, Key West, Fort Lauderdale.
Table below shows the average sea water temperature for marine resorts of USA in April for the last three years.
| Place name | April 2026 | April 2025 | April 2024 |
|---|---|---|---|
| West Palm Beach | 78.2°F | 78.3°F | 77.5°F |
| Key West | 78.2°F | 78.0°F | 77.6°F |
| Fort Lauderdale | 78.1°F | 78.0°F | 76.9°F |
| Miami Beach | 78.0°F | 78.3°F | 77.1°F |
| Kailua Kona | 77.6°F | 78.1°F | 76.9°F |
| Miami | 77.5°F | 77.9°F | 76.9°F |
| Honolulu | 76.5°F | 77.4°F | 76.2°F |
| Hawaii | 76.2°F | 77.3°F | 76.1°F |
| Maui | 75.9°F | 76.6°F | 75.4°F |
| Kauai | 75.9°F | 74.9°F | 75.1°F |
| Naples | 75.8°F | 77.0°F | 76.3°F |
| South Padre Island | 75.7°F | 74.5°F | 73.2°F |
| Tampa | 75.3°F | 76.6°F | 74.1°F |
| St. Petersburg | 75.2°F | 76.3°F | 74.2°F |
| Cocoa Beach | 75.0°F | 75.1°F | 73.9°F |
| Corpus Christi | 75.0°F | 74.7°F | 74.2°F |
| Oahu | 74.9°F | 76.4°F | 75.0°F |
| Clearwater Beach | 74.7°F | 75.6°F | 73.5°F |
| Houston | 74.5°F | 73.7°F | 71.6°F |
| Sarasota | 74.2°F | 76.0°F | 74.3°F |
| Siesta Key | 73.8°F | 75.7°F | 74.3°F |
| Pensacola | 73.0°F | 72.7°F | 71.0°F |
| New Orleans | 72.6°F | 72.1°F | 70.4°F |
| Orlando | 72.3°F | 72.8°F | 70.9°F |
| Daytona Beach | 71.7°F | 72.6°F | 70.3°F |
| Destin | 71.3°F | 72.0°F | 69.4°F |
| Panama City Beach | 71.2°F | 71.9°F | 69.7°F |
| St. Augustine | 69.2°F | 72.4°F | 69.2°F |
| Jacksonville | 67.9°F | 71.2°F | 67.9°F |
| Charleston (SC) | 67.6°F | 68.9°F | 66.5°F |
| Isle of Palms | 67.2°F | 68.6°F | 66.5°F |
| Carolina Beach | 65.4°F | 65.3°F | 63.6°F |
| North Myrtle Beach | 65.3°F | 66.5°F | 64.4°F |
| Myrtle Beach | 65.2°F | 66.3°F | 64.7°F |
| San Diego | 65.1°F | 58.8°F | 60.7°F |
| Irvine | 64.7°F | 58.2°F | 59.2°F |
| North Topsail Beach | 64.5°F | 63.8°F | 62.7°F |
| Newport Beach | 64.5°F | 58.1°F | 59.1°F |
| Wilmington (NC) | 64.4°F | 64.3°F | 63.2°F |
| Wrightsville Beach | 64.3°F | 63.8°F | 62.8°F |
| Beverly Hills | 63.7°F | 58.4°F | 58.5°F |
| Hollywood | 63.7°F | 58.4°F | 58.5°F |
| Santa Monica | 63.7°F | 58.4°F | 58.5°F |
| Los Angeles | 63.5°F | 58.1°F | 58.3°F |
| Washington | 63.5°F | 60.2°F | 57.4°F |
| Long Beach (CA) | 63.0°F | 57.6°F | 58.0°F |
| Malibu | 62.3°F | 57.0°F | 57.4°F |
| San Jose | 61.7°F | 59.7°F | 60.3°F |
| Santa Barbara | 61.2°F | 55.6°F | 56.4°F |
| Oakland | 60.9°F | 58.6°F | 58.2°F |
| San Francisco | 59.6°F | 56.4°F | 56.8°F |
| Tangier Island | 58.3°F | 56.5°F | 55.6°F |
| Monterey | 57.9°F | 55.2°F | 55.5°F |
| Baltimore | 57.7°F | 53.1°F | 54.5°F |
| Virginia Beach | 57.2°F | 56.9°F | 55.1°F |
| Corolla | 55.7°F | 58.2°F | 55.4°F |
| Rockaway Beach | 52.1°F | 51.3°F | 51.7°F |
| Seaside | 52.1°F | 51.3°F | 51.7°F |
| Newport (OR) | 52.0°F | 50.5°F | 51.3°F |
| Florence | 52.0°F | 50.4°F | 51.2°F |
| Ocean City (MD) | 51.6°F | 50.9°F | 51.1°F |
| Rehoboth Beach | 51.3°F | 50.8°F | 51.0°F |
| Cape May | 50.6°F | 50.3°F | 50.3°F |
| Wildwood | 50.3°F | 49.7°F | 49.7°F |
| Ocean City (NJ) | 50.3°F | 49.1°F | 49.9°F |
| Tacoma | 50.2°F | 49.4°F | 49.1°F |
| Bellevue | 50.0°F | 50.0°F | 49.4°F |
| Atlantic City | 49.9°F | 49.4°F | 49.7°F |
| Jersey City | 48.5°F | 47.6°F | 48.2°F |
| New York | 48.4°F | 47.5°F | 48.2°F |
| Long Beach Island | 48.2°F | 48.0°F | 49.2°F |
| Lake Tahoe | 48.0°F | 47.1°F | 43.7°F |
| South Lake Tahoe | 47.9°F | 47.2°F | 43.8°F |
| Providence | 47.3°F | 47.1°F | 47.2°F |
| Yosemite | 45.6°F | 45.6°F | 45.7°F |
| Martha's Vineyard | 45.5°F | 45.0°F | 45.2°F |
| Nantucket | 45.4°F | 45.1°F | 45.3°F |
| New Haven | 45.1°F | 45.3°F | 46.4°F |
| Cambridge | 44.8°F | 44.1°F | 44.6°F |
| Hampton Bays | 44.7°F | 46.1°F | 46.7°F |
| Boston | 44.7°F | 44.0°F | 44.6°F |
| Plymouth | 44.6°F | 44.3°F | 44.4°F |
| Milford | 44.5°F | 44.4°F | 46.0°F |
| Cleveland | 44.2°F | 43.5°F | 46.0°F |
| Michigan City | 44.0°F | 44.1°F | 45.0°F |
| Evanston | 43.9°F | 44.4°F | 44.9°F |
| Chicago | 43.9°F | 43.9°F | 44.6°F |
| Westbrook | 43.2°F | 43.9°F | 45.3°F |
| Montauk | 43.1°F | 44.4°F | 45.1°F |
| Hampton | 42.7°F | 41.7°F | 43.2°F |
| Hampton Beach | 42.7°F | 41.7°F | 43.2°F |
| Sitka | 42.5°F | 44.1°F | 44.2°F |
| Portsmouth | 42.4°F | 41.4°F | 42.7°F |
| Holland | 41.9°F | 39.0°F | 43.1°F |
| Erie | 41.8°F | 40.4°F | 43.5°F |
| Niagara Falls | 40.3°F | 37.8°F | 39.8°F |
| Bar Harbor | 39.8°F | 38.9°F | 41.3°F |
| Buffalo (NY) | 38.7°F | 37.6°F | 41.6°F |
| Wasilla | 34.6°F | 35.7°F | 35.0°F |
| Anchorage | 34.2°F | 36.4°F | 34.5°F |
Charts below show average sea water temperature for USA resorts with the warmest sea in April.
You can also check other months of the year to see sea temperature of USA resorts at that time.
Places in USA:
Name
°F
