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Money Key, Florida Sea Temperature in December

Florida, United States

Average sea temperature for Money Key, Florida, United States across December, based on 10 years of daily readings.

Average

25.15° C

High

27.15° C

Low

23.02° C

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

December is the 9th warmest of 12 months at Money Key, Florida. On average the water sits 2.2° than the year-round mean of 27.3° C.

Compared to November, December is 1.7° cooler than (26.82° C in November). By January the water is usually 23.72° C.

Money Key, Florida Day-by-Day Water Temperature in December

10-year low, average and high

22.0° C
23.5° C
25.0° C
26.5° C
28.0° C
1
5
10
15
20
25
31
Day-by-day low and high band with the 10-year daily average through December. Range Average

Each vertical bar above is one day of December. The shaded band covers the range the water has reached on that day across the last 10 years — the lowest reading at the bottom, the highest at the top. The line running through the bars is the daily average over those 10 years, so you can see the typical shape of the month at Money Key, Florida.

A narrow band means the temperature on that day has stayed close to the average year on year. A taller band means it has swung more, often because of changeable weather around that time of year. Hovering a day pulls up its low, average, and high.

December Water Temperature Table for Money Key, Florida

10-year daily averages

Day Average Low High
December 1 26° C 25.18° C 27.15° C
December 2 25.92° C 25.11° C 27.03° C
December 3 25.69° C 24.72° C 26.85° C
December 4 25.51° C 23.92° C 26.88° C
December 5 25.6° C 24.35° C 26.77° C
December 6 25.71° C 24.37° C 26.72° C
December 7 25.71° C 24.18° C 26.68° C
December 8 25.68° C 24.11° C 26.78° C
December 9 25.62° C 24.21° C 26.61° C
December 10 25.66° C 24.35° C 26.36° C
December 11 25.71° C 24.57° C 26.33° C
December 12 25.49° C 23.75° C 26.2° C
December 13 25.35° C 23.25° C 26.16° C
December 14 25.27° C 23.33° C 26.12° C
December 15 25.27° C 23.64° C 26.06° C
December 16 25.26° C 23.98° C 26.11° C
December 17 25.33° C 24.35° C 26.17° C
December 18 25.38° C 24.53° C 26.07° C
December 19 25.32° C 24.01° C 26.31° C
December 20 25.1° C 23.8° C 26.5° C
December 21 25.03° C 23.98° C 26.61° C
December 22 24.91° C 24.16° C 26.42° C
December 23 24.7° C 23.84° C 25.9° C
December 24 24.53° C 23.52° C 25.64° C
December 25 24.38° C 23.13° C 25.65° C
December 26 24.26° C 23.19° C 25.22° C
December 27 24.12° C 23.02° C 25.08° C
December 28 24.19° C 23.1° C 25.03° C
December 29 24.25° C 23.2° C 25.03° C
December 30 24.25° C 23.25° C 25.17° C
December 31 24.31° C 23.32° C 25.38° C

Where December Sits in the Year

December highlighted

18.5° C
22.4° C
26.3° C
30.1° C
34.0° C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
23.72° C
23.95° C
25.06° C
26.2° C
27.98° C
29.09° C
30.23° C
30.61° C
30.07° C
28.69° C
26.82° C
25.15° C
10-year monthly history for Money Key, Florida. Bars span historical low to high; the line marks the monthly average. Range Average

Nearby Locations in December

Compare other United States water for the same month

Money Key, Florida Location

24.6833, -81.2167

Money Key, Florida sits at 24.6833°N, 81.2167°W, on the coast of Florida, United States. The marker on the map shows the spot the readings on this page come from. It usually sits a short distance from the town centre, out on the open water itself, so the numbers stay tied to the coast rather than a generic point inland.

Coastlines bend, headlands focus the water, and the temperature can run noticeably differently between two beaches that look close together on a map. Comparing nearby locations is a quick way to see how local geography is shaping the readings.

Nearest locations to Money Key, Florida