Zhanjiang — Water Temperature in December

Water Temperature Range

17°C

minimum

21°C

average

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

December: Climate and Swimming Opportunities

Average Night Air Temperature

13°C

Average Day Air Temperature

23°C

Precipitation Amount per Month

26 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

5 hrs

Average Wind Speed

12 km/h

Average Humidity

76%

With such a ratio between the average monthly temperatures of water and air, swimming feels warm and comfortable even if the day isn’t hot. The water can feel warmer than the air, so getting out may feel a bit cool.