By January, water temps even as far south on the Gulf as Naples/Marco Island are mid-to-high 60s. On the Atlantic side, the Gulf Stream comes close to shore between Miami and Palm Beach, so water temps should be low 70s. Anywhere in that stretch is warmest (Palm Beach, Boynton, Delray, Boca, Ft.Lauderdale, Miami.
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During the cooler months, the farther south you go, the warmer it will be. Fort Lauderdale, Miami, the Keys, Marco Island and Naples will have the warmest water during the winter. During the summer months, the Gulf of Mexico will be five or more degrees warmer than the Atlantic Ocean.
By January, water temps even as far south on the Gulf as Naples/Marco Island are mid-to-high 60s. On the Atlantic side, the Gulf Stream comes close to shore between Miami and Palm Beach, so water temps should be low 70s. Anywhere in that stretch is warmest (Palm Beach, Boynton, Delray, Boca, Ft. Lauderdale, Miami.
Yes, you can swim at our beaches, year 'round! Most visitors find our Gulf water temperatures quite pleasant, especially if they are coming from colder climates. See our chart of average Gulf water temperatures below.
During the cooler months, the farther south you go, the warmer it will be. Fort Lauderdale, Miami, the Keys, Marco Island and Naples will have the warmest water during the winter. During the summer months, the Gulf of Mexico will be five or more degrees warmer than the Atlantic Ocean.
Average temperature in Gulf of Mexico in Siesta Key in January is 64°F. It is cool bathing water, but acceptable for short dives for physically fit and hardened people.
Florida weather in January is the coldest of the year, but it's still very warm with mild temperatures throughout the month. It's a great time to visit the Disney World theme parks because most families tend to visit in the summer.
It all comes down to preference. No, really. While the Gulf tends to have more lush sands, richer areas for beachcombing and clearer waters, the Atlantic has tons of activity, with hard-packed sands built for jogging and active waves for surfers.
You would want to have a wrap or light jacket for the evenings just in case, but there is still a good chance of having shorts weather for some or all your days in the parks. The Disney Resort Hotels heat their resort pools year-round to around 82 degrees (about 28 degrees Celsius).