Jun 19, 2013 · The Office of Satellite and Product Operations (OSPO) is part of the National Environmental Satellite Data and Information Service (NESDIS). NESDIS is part of the National Oceanic and Atmospheric Administration (NOAA), and the Department of Commerce. In December sea water temperature in some cities of is above 20°C/68°F and it is enough for comfortable bathing. Based on water temperature observations over the past ten years, the warmest sea in Florida in December was 27°C/81°F, and the coldest 16°C/61°F
The minimum Clearwater Beach sea temperatures in the second week of February require something like a 3/2mm fully sealed wetsuit. Actual sea surface water temperatures close to shore at Clearwater Beach can vary by several degrees compared with these open water averages.