The USA resorts with the warmest sea water temperature in December are Kailua Kona, Lanai 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 |
|---|---|---|---|
| Kailua Kona | 82.5°F | 81.5°F | 82.3°F |
| Lanai | 82.4°F | 82.0°F | 81.4°F |
| West Palm Beach | 82.2°F | 81.6°F | 82.2°F |
| Kihei | 82.1°F | 81.6°F | 81.5°F |
| Molokai | 81.9°F | 81.4°F | 80.8°F |
| Fort Lauderdale | 81.9°F | 80.7°F | 81.3°F |
| Honolulu | 81.7°F | 81.4°F | 81.0°F |
| Hawaii | 81.6°F | 81.4°F | 80.9°F |
| Kahului | 81.4°F | 81.1°F | 80.9°F |
| Kauai | 81.3°F | 78.9°F | 80.9°F |
| Princeville | 81.3°F | 79.0°F | 81.0°F |
| Hilo | 81.2°F | 81.1°F | 80.8°F |
| Maui | 81.1°F | 80.9°F | 80.7°F |
| Miami Beach | 80.4°F | 78.8°F | 79.6°F |
| Oahu | 80.1°F | 80.3°F | 79.9°F |
| Islamorada | 79.3°F | 76.0°F | 79.2°F |
| Key Largo | 79.2°F | 75.7°F | 78.9°F |
| Hialeah | 79.1°F | 77.0°F | 78.2°F |
| Key West | 78.7°F | 75.1°F | 77.6°F |
| Miami | 78.4°F | 75.5°F | 77.2°F |
| Everglades | 76.3°F | 71.9°F | 76.2°F |
| Port St. Lucie | 75.9°F | 74.3°F | 77.8°F |
| Marco Island | 74.3°F | 70.0°F | 72.2°F |
| South Padre Island | 74.2°F | 74.3°F | 69.9°F |
| Naples | 73.9°F | 69.7°F | 72.0°F |
| Cape Coral | 73.6°F | 69.7°F | 71.0°F |
| Sanibel Island | 73.2°F | 69.0°F | 70.7°F |
| Cocoa Beach | 71.9°F | 68.5°F | 70.1°F |
| Siesta Key | 71.4°F | 67.4°F | 68.8°F |
| Sarasota | 71.3°F | 67.3°F | 68.7°F |
| Tampa | 70.3°F | 67.2°F | 68.0°F |
| Orlando | 69.6°F | 67.8°F | 68.3°F |
| Mustang Island | 69.6°F | 69.4°F | 66.4°F |
| St. Petersburg | 69.5°F | 65.8°F | 67.2°F |
| Corpus Christi | 69.4°F | 68.3°F | 67.2°F |
| Port Aransas | 69.2°F | 69.5°F | 66.1°F |
| Daytona Beach | 69.0°F | 67.6°F | 67.3°F |
| Clearwater Beach | 68.6°F | 64.3°F | 66.0°F |
| Fort Walton Beach | 67.8°F | 69.0°F | 66.9°F |
| Grand Isle | 67.6°F | 67.6°F | 66.7°F |
| Destin | 67.4°F | 68.4°F | 66.4°F |
| Miramar Beach | 67.2°F | 68.3°F | 66.2°F |
| Pensacola Beach | 66.9°F | 68.6°F | 65.9°F |
| Santa Rosa Beach | 66.7°F | 67.7°F | 65.6°F |
| St. Augustine | 66.1°F | 65.3°F | 65.7°F |
| Panama City Beach | 66.0°F | 66.7°F | 64.6°F |
| Avery Island | 65.9°F | 61.4°F | 60.8°F |
| Gulf Shores | 65.6°F | 65.9°F | 64.6°F |
| Orange Beach | 65.3°F | 65.7°F | 64.5°F |
| St. George Island | 65.0°F | 63.6°F | 62.1°F |
| Houston | 64.9°F | 63.6°F | 63.5°F |
| Long Beach | 64.9°F | 58.7°F | 63.6°F |
| Galveston Island | 64.9°F | 65.0°F | 63.0°F |
| Malibu | 64.8°F | 59.0°F | 63.6°F |
| Pensacola | 64.7°F | 64.0°F | 63.0°F |
| Newport Beach | 64.7°F | 59.9°F | 63.9°F |
| Mobile | 64.6°F | 62.3°F | 61.7°F |
| Santa Monica | 64.6°F | 58.6°F | 63.6°F |
| Irvine | 64.6°F | 60.0°F | 63.7°F |
| Santa Ana | 64.6°F | 59.7°F | 63.8°F |
| Los Angeles | 64.6°F | 58.9°F | 63.6°F |
| Beverly Hills | 64.5°F | 58.6°F | 63.6°F |
| Hollywood | 64.5°F | 58.6°F | 63.6°F |
| Oxnard | 64.5°F | 58.1°F | 63.0°F |
| Santa Catalina Island | 64.5°F | 61.1°F | 63.9°F |
| Anaheim | 64.5°F | 59.0°F | 63.6°F |
| Laguna Beach | 64.4°F | 60.1°F | 63.7°F |
| Santa Barbara | 64.1°F | 57.9°F | 62.4°F |
| San Diego | 64.0°F | 57.7°F | 63.5°F |
| Galveston | 64.0°F | 64.2°F | 62.6°F |
| Chula Vista | 64.0°F | 57.1°F | 63.6°F |
| Dauphin Island | 63.5°F | 61.9°F | 61.6°F |
| Jacksonville | 63.4°F | 62.8°F | 63.0°F |
| Bay Saint Louis | 63.4°F | 58.7°F | 60.6°F |
| New Orleans | 63.2°F | 60.3°F | 59.4°F |
| Pass Christian | 62.5°F | 58.7°F | 60.2°F |
| Ocean Springs | 62.4°F | 60.2°F | 61.0°F |
| Biloxi | 62.3°F | 60.1°F | 60.9°F |
| Amelia Island | 62.2°F | 61.7°F | 61.9°F |
| Gulfport | 62.1°F | 59.7°F | 60.6°F |
| Long Beach | 62.0°F | 59.0°F | 60.1°F |
| Jekyll Island | 59.3°F | 58.5°F | 59.7°F |
| St. Simons Island | 59.0°F | 58.8°F | 59.4°F |
| Monterey | 58.8°F | 55.6°F | 58.8°F |
| Santa Cruz | 58.2°F | 55.3°F | 58.3°F |
| Hatteras Island | 57.8°F | 59.6°F | 58.9°F |
| Tybee Island | 57.4°F | 58.3°F | 58.3°F |
| Wilmington Island | 57.1°F | 57.7°F | 58.2°F |
| Isle of Palms | 57.1°F | 56.7°F | 58.5°F |
| Folly Beach | 56.9°F | 56.8°F | 58.2°F |
| Hilton Head Island | 56.8°F | 57.6°F | 57.4°F |
| Kiawah Island | 56.8°F | 56.8°F | 57.8°F |
| Mount Pleasant | 56.7°F | 56.5°F | 57.9°F |
| Edisto Beach | 56.5°F | 57.0°F | 57.5°F |
| Charleston | 56.5°F | 56.6°F | 57.5°F |
| Wrightsville Beach | 56.3°F | 56.7°F | 59.4°F |
| Wilmington | 56.0°F | 56.6°F | 59.0°F |
| Carolina Beach | 55.6°F | 56.5°F | 58.4°F |
| Pawleys Island | 55.6°F | 56.3°F | 57.8°F |
| Oak Island | 55.4°F | 56.1°F | 58.4°F |
| North Topsail Beach | 55.4°F | 55.7°F | 59.1°F |
| Murrells Inlet | 55.4°F | 55.7°F | 57.2°F |
| San Francisco | 55.3°F | 54.0°F | 56.2°F |
| Myrtle Beach | 55.2°F | 55.4°F | 57.1°F |
| North Myrtle Beach | 55.1°F | 55.3°F | 57.0°F |
| Arcadian Shores | 55.0°F | 55.1°F | 56.7°F |
| Bald Head Island | 55.0°F | 55.5°F | 58.1°F |
| Sausalito | 54.9°F | 53.6°F | 55.9°F |
| Oakland | 54.4°F | 54.0°F | 55.8°F |
| Fremont | 54.3°F | 54.4°F | 55.9°F |
| San Jose | 54.3°F | 54.4°F | 55.9°F |
| Newport | 54.1°F | 51.3°F | 52.7°F |
| Depoe Bay | 53.6°F | 51.3°F | 52.6°F |
| Florence | 53.5°F | 51.4°F | 52.7°F |
| Pacific City | 53.3°F | 50.8°F | 52.4°F |
| Lincoln City | 53.2°F | 51.0°F | 52.4°F |
| Outer Banks | 52.7°F | 53.6°F | 53.6°F |
| Cannon Beach | 52.5°F | 50.7°F | 51.8°F |
| Rockaway Beach | 52.5°F | 50.6°F | 52.1°F |
| Seaside | 52.5°F | 50.5°F | 51.7°F |
| Ocean Shores | 51.1°F | 48.9°F | 50.1°F |
| Nags Head | 51.0°F | 51.5°F | 52.5°F |
| Astoria | 50.5°F | 47.4°F | 48.8°F |
| Kill Devil Hills | 50.0°F | 50.6°F | 52.1°F |
| Tacoma | 49.8°F | 49.7°F | 49.5°F |
| Bellevue | 49.6°F | 49.6°F | 49.4°F |
| Port Angeles | 49.1°F | 47.9°F | 48.6°F |
| Corolla | 49.0°F | 51.0°F | 52.1°F |
| Stateline | 48.3°F | 44.5°F | 45.9°F |
| Lake Tahoe | 48.2°F | 44.8°F | 45.8°F |
| South Lake Tahoe | 48.1°F | 44.3°F | 45.9°F |
| Whidbey Island | 48.1°F | 47.9°F | 47.8°F |
| Incline Village | 48.1°F | 44.9°F | 45.9°F |
| Virginia Beach | 47.8°F | 49.4°F | 50.6°F |
| Bellingham | 47.3°F | 46.6°F | 47.0°F |
| Block Island | 47.0°F | 49.4°F | 50.2°F |
| New Shoreham | 47.0°F | 49.4°F | 50.2°F |
| Westerly | 46.2°F | 48.5°F | 49.2°F |
| Charlestown | 46.1°F | 48.0°F | 48.9°F |
| Stonington | 45.9°F | 48.2°F | 48.9°F |
| Mystic | 45.9°F | 48.2°F | 48.9°F |
| Groton | 45.7°F | 48.0°F | 48.3°F |
| New London | 45.6°F | 48.0°F | 48.3°F |
| Montauk | 45.6°F | 47.7°F | 48.7°F |
| Ocean City | 45.3°F | 46.9°F | 49.3°F |
| Martha's Vineyard | 45.1°F | 46.6°F | 47.3°F |
| Washington | 45.0°F | 44.6°F | 45.0°F |
| Fire Island | 44.7°F | 47.5°F | 45.5°F |
| Old Saybrook | 44.7°F | 47.4°F | 47.9°F |
| Provincetown | 44.6°F | 46.0°F | 47.2°F |
| Hampton | 44.5°F | 45.3°F | 45.7°F |
| Hampton Beach | 44.5°F | 45.3°F | 45.7°F |
| Chincoteague | 44.4°F | 46.7°F | 48.3°F |
| Westbrook | 44.3°F | 47.0°F | 47.8°F |
| Portsmouth | 44.3°F | 45.0°F | 45.6°F |
| Hampton Bays | 44.3°F | 46.4°F | 47.3°F |
| Norwalk | 44.2°F | 46.4°F | 46.8°F |
| Sitka | 44.2°F | 43.0°F | 43.8°F |
| Sea Isle City | 44.1°F | 45.3°F | 46.4°F |
| Fenwick Island | 44.1°F | 46.5°F | 48.5°F |
| Stamford | 44.0°F | 46.4°F | 46.8°F |
| York Beach | 44.0°F | 45.0°F | 45.5°F |
| Newport | 44.0°F | 45.9°F | 47.5°F |
| Salem | 44.0°F | 44.7°F | 45.7°F |
| Edgartown | 44.0°F | 45.1°F | 46.1°F |
| Jamestown | 43.9°F | 45.9°F | 47.3°F |
| Seaside Heights | 43.9°F | 46.0°F | 47.6°F |
| Ketchikan | 43.8°F | 43.3°F | 44.2°F |
| Kennebunkport | 43.7°F | 44.6°F | 45.2°F |
| Rehoboth Beach | 43.7°F | 45.9°F | 47.4°F |
| Ogunquit | 43.7°F | 44.7°F | 45.3°F |
| Wildwood Crest | 43.7°F | 45.4°F | 47.2°F |
| Wildwood | 43.7°F | 45.4°F | 47.2°F |
| Old Orchard Beach | 43.7°F | 44.6°F | 45.0°F |
| Yosemite | 43.7°F | 43.7°F | 43.7°F |
| Cape May | 43.6°F | 44.9°F | 47.1°F |
| Seward | 43.6°F | 41.1°F | 43.7°F |
| Wells | 43.6°F | 44.5°F | 45.2°F |
| Bethany Beach | 43.5°F | 46.5°F | 48.1°F |
| South Bethany | 43.5°F | 46.5°F | 48.1°F |
| Dewey Beach | 43.4°F | 46.1°F | 47.4°F |
| Milford | 43.4°F | 45.8°F | 46.8°F |
| Lewes | 43.2°F | 45.4°F | 46.8°F |
| Chatham | 43.1°F | 44.8°F | 45.8°F |
| Ocean City | 43.1°F | 44.6°F | 45.5°F |
| Valdez | 43.1°F | 41.6°F | 42.3°F |
| Tangier Island | 42.9°F | 44.5°F | 47.5°F |
| New Haven | 42.8°F | 44.9°F | 46.3°F |
| Norfolk | 42.6°F | 47.6°F | 50.7°F |
| Bar Harbor | 42.6°F | 43.2°F | 43.6°F |
| South Haven | 42.4°F | 44.8°F | 44.8°F |
| Holland | 42.4°F | 44.8°F | 44.7°F |
| Camden | 42.4°F | 42.9°F | 42.7°F |
| Saugatuck | 42.4°F | 44.7°F | 44.8°F |
| Mount Desert Island | 42.4°F | 42.9°F | 43.4°F |
| Long Beach Island | 42.3°F | 44.8°F | 46.7°F |
| Rockland | 42.2°F | 43.1°F | 43.1°F |
| New York | 42.1°F | 44.7°F | 45.9°F |
| Plymouth | 42.1°F | 44.1°F | 45.5°F |
| Jersey City | 41.9°F | 44.6°F | 45.8°F |
| Yonkers | 41.9°F | 44.8°F | 46.1°F |
| Newark | 41.9°F | 44.6°F | 45.9°F |
| Boston | 41.9°F | 42.0°F | 43.4°F |
| Siasconset | 41.9°F | 43.7°F | 45.0°F |
| Cambridge | 41.8°F | 41.9°F | 43.3°F |
| Nantucket | 41.7°F | 43.3°F | 44.6°F |
| Atlantic City | 41.6°F | 44.1°F | 45.1°F |
| Rochester | 41.6°F | 43.4°F | 42.6°F |
| Beach Haven | 41.4°F | 44.1°F | 45.9°F |
| Chesapeake | 41.4°F | 47.8°F | 51.1°F |
| Michigan City | 41.3°F | 41.3°F | 43.9°F |
| Traverse City | 41.3°F | 43.2°F | 41.9°F |
| Homer | 41.3°F | 41.3°F | 41.6°F |
| Brunswick | 41.2°F | 42.7°F | 43.8°F |
| Baltimore | 41.2°F | 43.0°F | 44.8°F |
| Falmouth | 41.2°F | 43.5°F | 44.9°F |
| Annapolis | 41.1°F | 42.2°F | 45.6°F |
| Charlevoix | 40.8°F | 43.6°F | 41.9°F |
| Erie | 40.7°F | 43.6°F | 43.2°F |
| Providence | 40.6°F | 41.8°F | 44.9°F |
| Freeport | 40.4°F | 42.0°F | 43.3°F |
| Brigantine | 40.3°F | 43.3°F | 44.5°F |
| Warwick | 40.1°F | 41.5°F | 44.9°F |
| Dennis Port | 40.1°F | 42.6°F | 44.0°F |
| New Bedford | 39.9°F | 42.3°F | 44.3°F |
| Milwaukee | 39.8°F | 39.6°F | 41.5°F |
| Wilmington | 39.7°F | 42.2°F | 43.4°F |
| Petoskey | 39.7°F | 42.6°F | 39.9°F |
| New Castle | 39.6°F | 41.9°F | 43.5°F |
| Harbor Springs | 39.6°F | 42.6°F | 39.8°F |
| Bristol | 39.5°F | 41.3°F | 44.9°F |
| Haines | 39.3°F | 38.7°F | 39.7°F |
| Juneau | 39.2°F | 39.0°F | 40.4°F |
| Saint Michaels | 39.1°F | 40.8°F | 44.2°F |
| Cleveland | 38.2°F | 41.1°F | 42.1°F |
| Marquette | 38.1°F | 40.3°F | 38.6°F |
| Evanston | 37.8°F | 38.3°F | 41.2°F |
| Oak Park | 37.6°F | 38.7°F | 41.4°F |
| Buffalo | 37.5°F | 41.4°F | 41.0°F |
| Chicago | 37.3°F | 39.3°F | 41.4°F |
| Grand Marais | 37.0°F | 39.6°F | 37.8°F |
| Girdwood | 36.9°F | 37.4°F | 37.2°F |
| Duluth | 36.7°F | 35.7°F | 37.1°F |
| Mackinac Island | 36.6°F | 39.3°F | 37.1°F |
| Bayfield | 36.5°F | 37.1°F | 39.3°F |
| Niagara Falls | 36.4°F | 41.4°F | 40.1°F |
| Sturgeon Bay | 36.4°F | 39.6°F | 37.6°F |
| Toledo | 36.4°F | 37.9°F | 37.7°F |
| Wasilla | 35.9°F | 36.0°F | 35.8°F |
| Sandusky | 34.9°F | 36.4°F | 38.8°F |
| Port Clinton | 34.0°F | 35.4°F | 37.4°F |
| Kenai | 33.6°F | 34.6°F | 34.8°F |
| Put in Bay | 33.6°F | 35.1°F | 38.2°F |
| Anchorage | 33.6°F | 35.4°F | 33.7°F |
| Green Bay | 33.6°F | 35.4°F | 34.4°F |
| Appleton | 31.4°F | 35.1°F | 34.1°F |
| Oshkosh | 31.3°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 |  |
+34 |
| Hawaii |  |
+76 |
| Honolulu | |
+76 |
| Houston | |
+68 |
| Las Vegas | |
+44 |
| Los Angeles | |
+50 |
| Maui | |
+68 |
| Miami |  |
+68 |
| Miami Beach | |
+74 |
| New York | |
+30 |
| San Diego | |
+56 |
| San Francisco |  |
+48 |
| Sarasota | |
+64 |
| Tampa | |
+64 |
| Washington | |
+36 |
