December weather forecastTampa Bay, FL
December
Weather in December
Ocean temperature
In Tampa Bay, Florida, in December, the average water temperature is 68.5°F (20.3°C).Note: Swimming is not a pleasant activity for most when the water temperature is 68.5°F (20.3°C). As the water temperature drops from 69.8°F (21°C) to 59°F (15°C), breathing becomes more difficult to control.
Daylight
The month with the shortest days is December, with an average of 10h and 24min of daylight.On the first day of the month, sunrise is at 7:04 am and sunset at 5:34 pm. On the last day of December, in Tampa Bay, sunrise is at 7:20 am and sunset at 5:46 pm EST.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In December, the average ocean temperature is 68.5°F (20.3°C). For swimming, a surface water temperature of 68.5°F (20.3°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).
With an average of 10h and 24min of daylight, December has the shortest days of the year in Tampa Bay.
In Tampa Bay, the average day length in December is 10h and 25min.
In December, on the first day of the month, sunrise is at 7:04 am and sunset at 5:34 pm. On the last day of the month, in Tampa Bay, sunrise is at 7:20 am and sunset at 5:46 pm EST.
Average sea temperature in December
Tampa Bay, FL
- Average sea temperature in December: 68.6°F
The best month for swimming (with the highest average sea temperature) is August (86.7°F).
The coldest month (with the lowest average sea temperature) is January (64°F).
Average daylight in December
Tampa Bay, FL
- Average daylight in December: 10h and 24min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).





