Batemans Bay — Water Temperature in December

Water Temperature Range

17°C

minimum

20°C

average

23°C

maximum

Water Temperature Chart for December

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

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

Climate and Swimming Opportunities in Batemans Bay in December

Average Day Air Temperature

26°C

Average Night Air Temperature

16°C

Precipitation Amount per Month

81 mm

Number of Rainy Days

Daylight per Day

14 hrs

Sunshine per Day

7 hrs

Average Wind Speed

19 km/h

Average Humidity

64%

At such water and air temperatures, swimming is pleasant and refreshing rather than hot. After you get in, it feels comfortable, and you’ll warm up quickly when you come out.