The USA resorts with the warmest sea water temperature in December are Lanai, Kailua Kona and West Palm Beach.
Below you can see a list of all popular USA resorts and information about sea water temperature in December for the last two years.
| Resort Name | December 2025 | December 2024 | December 2023 |
|---|---|---|---|
| Lanai | 82.9°F | 82.0°F | 81.4°F |
| Kailua Kona | 82.7°F | 81.5°F | 82.3°F |
| West Palm Beach | 82.6°F | 81.6°F | 82.2°F |
| Fort Lauderdale | 82.4°F | 80.7°F | 81.3°F |
| Kihei | 82.3°F | 81.6°F | 81.5°F |
| Molokai | 82.2°F | 81.4°F | 80.8°F |
| Honolulu | 82.1°F | 81.4°F | 81.0°F |
| Kauai | 81.9°F | 78.9°F | 80.9°F |
| Hawaii | 81.9°F | 81.4°F | 80.9°F |
| Princeville | 81.9°F | 79.0°F | 81.0°F |
| Kahului | 81.6°F | 81.1°F | 80.9°F |
| Hilo | 81.4°F | 81.1°F | 80.8°F |
| Maui | 81.3°F | 80.9°F | 80.7°F |
| Miami Beach | 81.1°F | 78.8°F | 79.6°F |
| Islamorada | 80.9°F | 76.0°F | 79.2°F |
| Key Largo | 80.9°F | 75.7°F | 78.9°F |
| Oahu | 80.7°F | 80.3°F | 79.9°F |
| Key West | 80.3°F | 75.1°F | 77.6°F |
| Hialeah | 79.8°F | 77.0°F | 78.2°F |
| Miami | 79.3°F | 75.5°F | 77.2°F |
| Everglades | 78.1°F | 71.9°F | 76.2°F |
| Port St. Lucie | 76.9°F | 74.3°F | 77.8°F |
| Marco Island | 75.4°F | 70.0°F | 72.2°F |
| South Padre Island | 75.1°F | 74.3°F | 69.9°F |
| Cape Coral | 74.9°F | 69.7°F | 71.0°F |
| Naples | 74.8°F | 69.7°F | 72.0°F |
| Sanibel Island | 74.3°F | 69.0°F | 70.7°F |
| Siesta Key | 72.7°F | 67.4°F | 68.8°F |
| Sarasota | 72.5°F | 67.3°F | 68.7°F |
| Cocoa Beach | 72.5°F | 68.5°F | 70.1°F |
| Tampa | 71.2°F | 67.2°F | 68.0°F |
| Orlando | 71.0°F | 67.8°F | 68.3°F |
| Daytona Beach | 70.9°F | 67.6°F | 67.3°F |
| St. Petersburg | 70.5°F | 65.8°F | 67.2°F |
| Mustang Island | 70.0°F | 69.4°F | 66.4°F |
| Clearwater Beach | 69.8°F | 64.3°F | 66.0°F |
| Corpus Christi | 69.6°F | 68.3°F | 67.2°F |
| Fort Walton Beach | 69.4°F | 69.0°F | 66.9°F |
| Port Aransas | 69.3°F | 69.5°F | 66.1°F |
| Destin | 69.1°F | 68.4°F | 66.4°F |
| Miramar Beach | 69.0°F | 68.3°F | 66.2°F |
| Santa Rosa Beach | 68.6°F | 67.7°F | 65.6°F |
| Pensacola Beach | 68.2°F | 68.6°F | 65.9°F |
| Avery Island | 68.1°F | 61.4°F | 60.8°F |
| Panama City Beach | 68.0°F | 66.7°F | 64.6°F |
| St. Augustine | 67.6°F | 65.3°F | 65.7°F |
| Grand Isle | 67.3°F | 67.6°F | 66.7°F |
| Mobile | 67.1°F | 62.3°F | 61.7°F |
| Pensacola | 67.0°F | 64.0°F | 63.0°F |
| St. George Island | 66.6°F | 63.6°F | 62.1°F |
| Galveston Island | 66.5°F | 65.0°F | 63.0°F |
| Gulf Shores | 66.5°F | 65.9°F | 64.6°F |
| Orange Beach | 66.4°F | 65.7°F | 64.5°F |
| Houston | 66.1°F | 63.6°F | 63.5°F |
| New Orleans | 65.8°F | 60.3°F | 59.4°F |
| Dauphin Island | 65.6°F | 61.9°F | 61.6°F |
| Bay Saint Louis | 65.5°F | 58.7°F | 60.6°F |
| Long Beach | 65.4°F | 58.7°F | 63.6°F |
| Jacksonville | 65.3°F | 62.8°F | 63.0°F |
| Malibu | 65.3°F | 59.0°F | 63.6°F |
| Newport Beach | 65.2°F | 59.9°F | 63.9°F |
| Galveston | 65.1°F | 64.2°F | 62.6°F |
| Los Angeles | 65.1°F | 58.9°F | 63.6°F |
| Santa Monica | 65.1°F | 58.6°F | 63.6°F |
| Irvine | 65.1°F | 60.0°F | 63.7°F |
| Beverly Hills | 65.1°F | 58.6°F | 63.6°F |
| Hollywood | 65.1°F | 58.6°F | 63.6°F |
| Santa Ana | 65.1°F | 59.7°F | 63.8°F |
| Oxnard | 65.0°F | 58.1°F | 63.0°F |
| Laguna Beach | 64.9°F | 60.1°F | 63.7°F |
| Anaheim | 64.9°F | 59.0°F | 63.6°F |
| Santa Catalina Island | 64.8°F | 61.1°F | 63.9°F |
| Santa Barbara | 64.6°F | 57.9°F | 62.4°F |
| Pass Christian | 64.5°F | 58.7°F | 60.2°F |
| Chula Vista | 64.3°F | 57.1°F | 63.6°F |
| San Diego | 64.2°F | 57.7°F | 63.5°F |
| Amelia Island | 64.2°F | 61.7°F | 61.9°F |
| Gulfport | 64.0°F | 59.7°F | 60.6°F |
| Ocean Springs | 64.0°F | 60.2°F | 61.0°F |
| Long Beach | 63.9°F | 59.0°F | 60.1°F |
| Biloxi | 63.8°F | 60.1°F | 60.9°F |
| Jekyll Island | 62.0°F | 58.5°F | 59.7°F |
| St. Simons Island | 61.6°F | 58.8°F | 59.4°F |
| Wilmington Island | 59.9°F | 57.7°F | 58.2°F |
| Tybee Island | 59.8°F | 58.3°F | 58.3°F |
| Hilton Head Island | 59.1°F | 57.6°F | 57.4°F |
| Hatteras Island | 59.1°F | 59.6°F | 58.9°F |
| Isle of Palms | 59.1°F | 56.7°F | 58.5°F |
| Pawleys Island | 58.9°F | 56.3°F | 57.8°F |
| Mount Pleasant | 58.9°F | 56.5°F | 57.9°F |
| Kiawah Island | 58.8°F | 56.8°F | 57.8°F |
| Charleston | 58.7°F | 56.6°F | 57.5°F |
| Folly Beach | 58.7°F | 56.8°F | 58.2°F |
| Edisto Beach | 58.7°F | 57.0°F | 57.5°F |
| Murrells Inlet | 58.7°F | 55.7°F | 57.2°F |
| Wrightsville Beach | 58.5°F | 56.7°F | 59.4°F |
| Wilmington | 58.4°F | 56.6°F | 59.0°F |
| Carolina Beach | 58.3°F | 56.5°F | 58.4°F |
| Monterey | 58.2°F | 55.6°F | 58.8°F |
| Myrtle Beach | 58.2°F | 55.4°F | 57.1°F |
| North Topsail Beach | 58.1°F | 55.7°F | 59.1°F |
| Oak Island | 57.8°F | 56.1°F | 58.4°F |
| Arcadian Shores | 57.7°F | 55.1°F | 56.7°F |
| Santa Cruz | 57.6°F | 55.3°F | 58.3°F |
| North Myrtle Beach | 57.2°F | 55.3°F | 57.0°F |
| Bald Head Island | 57.2°F | 55.5°F | 58.1°F |
| San Francisco | 56.0°F | 54.0°F | 56.2°F |
| Sausalito | 55.8°F | 53.6°F | 55.9°F |
| San Jose | 55.5°F | 54.4°F | 55.9°F |
| Fremont | 55.5°F | 54.4°F | 55.9°F |
| Oakland | 55.5°F | 54.0°F | 55.8°F |
| Newport | 54.4°F | 51.3°F | 52.7°F |
| Outer Banks | 54.0°F | 53.6°F | 53.6°F |
| Depoe Bay | 53.7°F | 51.3°F | 52.6°F |
| Florence | 53.6°F | 51.4°F | 52.7°F |
| Pacific City | 53.4°F | 50.8°F | 52.4°F |
| Lincoln City | 53.2°F | 51.0°F | 52.4°F |
| Nags Head | 52.8°F | 51.5°F | 52.5°F |
| Rockaway Beach | 52.8°F | 50.6°F | 52.1°F |
| Cannon Beach | 52.4°F | 50.7°F | 51.8°F |
| Seaside | 52.3°F | 50.5°F | 51.7°F |
| Kill Devil Hills | 52.1°F | 50.6°F | 52.1°F |
| Astoria | 51.6°F | 47.4°F | 48.8°F |
| Corolla | 51.5°F | 51.0°F | 52.1°F |
| Ocean Shores | 51.2°F | 48.9°F | 50.1°F |
| Washington | 50.8°F | 44.6°F | 45.0°F |
| Virginia Beach | 50.2°F | 49.4°F | 50.6°F |
| Tacoma | 50.1°F | 49.7°F | 49.5°F |
| Stateline | 49.9°F | 44.5°F | 45.9°F |
| Block Island | 49.8°F | 49.4°F | 50.2°F |
| New Shoreham | 49.8°F | 49.4°F | 50.2°F |
| Bellevue | 49.8°F | 49.6°F | 49.4°F |
| South Lake Tahoe | 49.8°F | 44.3°F | 45.9°F |
| Lake Tahoe | 49.6°F | 44.8°F | 45.8°F |
| Incline Village | 49.2°F | 44.9°F | 45.9°F |
| Westerly | 49.1°F | 48.5°F | 49.2°F |
| Charlestown | 48.9°F | 48.0°F | 48.9°F |
| Montauk | 48.9°F | 47.7°F | 48.7°F |
| Stonington | 48.8°F | 48.2°F | 48.9°F |
| Mystic | 48.8°F | 48.2°F | 48.9°F |
| Port Angeles | 48.7°F | 47.9°F | 48.6°F |
| Ocean City | 48.7°F | 46.9°F | 49.3°F |
| Groton | 48.6°F | 48.0°F | 48.3°F |
| New London | 48.6°F | 48.0°F | 48.3°F |
| Whidbey Island | 47.9°F | 47.9°F | 47.8°F |
| Old Saybrook | 47.8°F | 47.4°F | 47.9°F |
| Martha's Vineyard | 47.8°F | 46.6°F | 47.3°F |
| Hampton Bays | 47.8°F | 46.4°F | 47.3°F |
| Bellingham | 47.6°F | 46.6°F | 47.0°F |
| Westbrook | 47.5°F | 47.0°F | 47.8°F |
| Norwalk | 47.5°F | 46.4°F | 46.8°F |
| Seaside Heights | 47.4°F | 46.0°F | 47.6°F |
| Stamford | 47.4°F | 46.4°F | 46.8°F |
| Fenwick Island | 47.3°F | 46.5°F | 48.5°F |
| Fire Island | 47.3°F | 47.5°F | 45.5°F |
| Chincoteague | 47.2°F | 46.7°F | 48.3°F |
| Sea Isle City | 46.9°F | 45.3°F | 46.4°F |
| Provincetown | 46.9°F | 46.0°F | 47.2°F |
| Cape May | 46.8°F | 44.9°F | 47.1°F |
| Jamestown | 46.8°F | 45.9°F | 47.3°F |
| Newport | 46.7°F | 45.9°F | 47.5°F |
| Wildwood Crest | 46.7°F | 45.4°F | 47.2°F |
| Wildwood | 46.7°F | 45.4°F | 47.2°F |
| Rehoboth Beach | 46.5°F | 45.9°F | 47.4°F |
| Edgartown | 46.5°F | 45.1°F | 46.1°F |
| Milford | 46.5°F | 45.8°F | 46.8°F |
| Bethany Beach | 46.4°F | 46.5°F | 48.1°F |
| South Bethany | 46.4°F | 46.5°F | 48.1°F |
| Tangier Island | 46.3°F | 44.5°F | 47.5°F |
| Dewey Beach | 46.1°F | 46.1°F | 47.4°F |
| Lewes | 46.1°F | 45.4°F | 46.8°F |
| Hampton | 46.1°F | 45.3°F | 45.7°F |
| Hampton Beach | 46.1°F | 45.3°F | 45.7°F |
| New Haven | 46.1°F | 44.9°F | 46.3°F |
| Portsmouth | 46.0°F | 45.0°F | 45.6°F |
| Long Beach Island | 45.8°F | 44.8°F | 46.7°F |
| Salem | 45.6°F | 44.7°F | 45.7°F |
| Ocean City | 45.6°F | 44.6°F | 45.5°F |
| Yosemite | 45.6°F | 43.7°F | 43.7°F |
| York Beach | 45.5°F | 45.0°F | 45.5°F |
| Norfolk | 45.3°F | 47.6°F | 50.7°F |
| Yonkers | 45.3°F | 44.8°F | 46.1°F |
| Old Orchard Beach | 45.3°F | 44.6°F | 45.0°F |
| Chatham | 45.3°F | 44.8°F | 45.8°F |
| New York | 45.2°F | 44.7°F | 45.9°F |
| Kennebunkport | 45.2°F | 44.6°F | 45.2°F |
| Ogunquit | 45.1°F | 44.7°F | 45.3°F |
| Jersey City | 45.1°F | 44.6°F | 45.8°F |
| Bar Harbor | 45.0°F | 43.2°F | 43.6°F |
| Wells | 45.0°F | 44.5°F | 45.2°F |
| Camden | 45.0°F | 42.9°F | 42.7°F |
| Newark | 45.0°F | 44.6°F | 45.9°F |
| Mount Desert Island | 44.9°F | 42.9°F | 43.4°F |
| Sitka | 44.7°F | 43.0°F | 43.8°F |
| Rockland | 44.7°F | 43.1°F | 43.1°F |
| Beach Haven | 44.7°F | 44.1°F | 45.9°F |
| South Haven | 44.6°F | 44.8°F | 44.8°F |
| Baltimore | 44.6°F | 43.0°F | 44.8°F |
| Saugatuck | 44.5°F | 44.7°F | 44.8°F |
| Holland | 44.5°F | 44.8°F | 44.7°F |
| Michigan City | 44.4°F | 41.3°F | 43.9°F |
| Annapolis | 44.4°F | 42.2°F | 45.6°F |
| Nantucket | 44.4°F | 43.3°F | 44.6°F |
| Siasconset | 44.4°F | 43.7°F | 45.0°F |
| Ketchikan | 44.3°F | 43.3°F | 44.2°F |
| Plymouth | 44.3°F | 44.1°F | 45.5°F |
| Falmouth | 44.2°F | 43.5°F | 44.9°F |
| Atlantic City | 44.2°F | 44.1°F | 45.1°F |
| Seward | 44.2°F | 41.1°F | 43.7°F |
| Chesapeake | 44.2°F | 47.8°F | 51.1°F |
| Erie | 44.0°F | 43.6°F | 43.2°F |
| Valdez | 43.9°F | 41.6°F | 42.3°F |
| Rochester | 43.7°F | 43.4°F | 42.6°F |
| Providence | 43.6°F | 41.8°F | 44.9°F |
| Charlevoix | 43.4°F | 43.6°F | 41.9°F |
| Traverse City | 43.3°F | 43.2°F | 41.9°F |
| Boston | 43.3°F | 42.0°F | 43.4°F |
| Homer | 43.2°F | 41.3°F | 41.6°F |
| Brunswick | 43.2°F | 42.7°F | 43.8°F |
| Cambridge | 43.2°F | 41.9°F | 43.3°F |
| Warwick | 43.1°F | 41.5°F | 44.9°F |
| Petoskey | 43.1°F | 42.6°F | 39.9°F |
| Harbor Springs | 43.1°F | 42.6°F | 39.8°F |
| Wilmington | 43.0°F | 42.2°F | 43.4°F |
| New Bedford | 43.0°F | 42.3°F | 44.3°F |
| Brigantine | 42.9°F | 43.3°F | 44.5°F |
| New Castle | 42.9°F | 41.9°F | 43.5°F |
| Dennis Port | 42.8°F | 42.6°F | 44.0°F |
| Bristol | 42.6°F | 41.3°F | 44.9°F |
| Freeport | 42.3°F | 42.0°F | 43.3°F |
| Saint Michaels | 42.1°F | 40.8°F | 44.2°F |
| Cleveland | 41.7°F | 41.1°F | 42.1°F |
| Milwaukee | 41.6°F | 39.6°F | 41.5°F |
| Evanston | 41.0°F | 38.3°F | 41.2°F |
| Buffalo | 41.0°F | 41.4°F | 41.0°F |
| Oak Park | 40.8°F | 38.7°F | 41.4°F |
| Haines | 40.6°F | 38.7°F | 39.7°F |
| Juneau | 40.5°F | 39.0°F | 40.4°F |
| Chicago | 40.4°F | 39.3°F | 41.4°F |
| Marquette | 40.1°F | 40.3°F | 38.6°F |
| Toledo | 39.8°F | 37.9°F | 37.7°F |
| Niagara Falls | 39.7°F | 41.4°F | 40.1°F |
| Bayfield | 39.5°F | 37.1°F | 39.3°F |
| Sturgeon Bay | 39.2°F | 39.6°F | 37.6°F |
| Duluth | 39.1°F | 35.7°F | 37.1°F |
| Mackinac Island | 38.6°F | 39.3°F | 37.1°F |
| Grand Marais | 37.7°F | 39.6°F | 37.8°F |
| Sandusky | 37.6°F | 36.4°F | 38.8°F |
| Girdwood | 37.2°F | 37.4°F | 37.2°F |
| Port Clinton | 36.6°F | 35.4°F | 37.4°F |
| Kenai | 36.4°F | 34.6°F | 34.8°F |
| Wasilla | 36.4°F | 36.0°F | 35.8°F |
| Put in Bay | 36.1°F | 35.1°F | 38.2°F |
| Green Bay | 35.9°F | 35.4°F | 34.4°F |
| Anchorage | 33.7°F | 35.4°F | 33.7°F |
| Appleton | 32.1°F | 35.1°F | 34.1°F |
| Oshkosh | 32.0°F | 35.0°F | 34.3°F |
| Kissimmee | 30.0°F | 30.0°F | 30.0°F |
| Lake Geneva | 30.0°F | 30.0°F | 32.3°F |
Please see following sea water temperature averages charts for the warmest USA resorts in December.
You can also get the same information for the every other month of the year when the average sea water temperature is greater then 70°F.
USA Resorts:
NAME
F°
| Chicago |  |
-2 |
| Hawaii |  |
+78 |
| Honolulu | |
+78 |
| Houston |  |
+38 |
| Las Vegas | |
+50 |
| Los Angeles |  |
+54 |
| Maui | |
+72 |
| Miami | |
+70 |
| Miami Beach | |
+74 |
| New York | |
+12 |
| San Diego | |
+54 |
| San Francisco | |
+44 |
| Sarasota | |
+58 |
| Tampa | |
+54 |
| Washington | |
+12 |
