Apalachicola — Water Temperature in December

Water Temperature Range

14°C

minimum

18°C

average

22°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2025	2024	2023	2022
DEC 1	20°C	20°C	21°C	19°C
DEC 2	19°C	19°C	20°C	18°C
DEC 3	19°C	19°C	20°C	19°C
DEC 4	19°C	20°C	20°C	18°C
DEC 5	19°C	19°C	19°C	18°C
DEC 6	19°C	19°C	19°C	18°C
DEC 7	19°C	19°C	19°C	19°C
DEC 8	19°C	19°C	19°C	18°C
DEC 9	18°C	18°C	18°C	18°C
DEC 10	18°C	19°C	17°C	18°C
DEC 11	18°C	18°C	17°C	17°C
DEC 12	18°C	18°C	18°C	17°C
DEC 13	18°C	17°C	18°C	17°C
DEC 14	18°C	17°C	18°C	17°C
DEC 15	18°C	18°C	17°C	18°C
DEC 16	18°C	18°C	17°C	18°C
DEC 17	18°C	17°C	16°C	17°C
DEC 18	18°C	17°C	17°C	17°C
DEC 19	18°C	17°C	17°C	17°C
DEC 20	17°C	17°C	17°C	16°C
DEC 21	18°C	17°C	18°C	16°C
DEC 22	18°C	17°C	18°C	16°C
DEC 23	17°C	17°C	17°C	16°C
DEC 24	17°C	16°C	17°C	15°C
DEC 25	17°C	17°C	17°C	15°C
DEC 26	17°C	16°C	17°C	16°C
DEC 27	16°C	17°C	16°C	15°C
DEC 28	17°C	17°C	16°C	16°C
DEC 29	16°C	17°C	16°C	16°C
DEC 30	16°C	17°C	16°C	16°C
DEC 31	16°C	17°C	16°C	16°C

December: Climate and Swimming Opportunities

Average Night Air Temperature

7°C

Average Day Air Temperature

18°C

Precipitation Amount per Month

112 mm

Number of Rainy Days

Daylight per Day

10 hrs

Sunshine per Day

6 hrs

Average Wind Speed

12 km/h

Average Humidity

75%

At such water and air temperatures, swimming often feels chilly and is best for short swims. Getting out can feel cold, so it helps to have dry clothes ready right away.