Garden Island — Water Temperature in January

Water Temperature Range

19°C

minimum

22°C

average

24°C

maximum

Water Temperature Chart for January

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

	2026	2025	2024	2023
JAN 1	21°C	21°C	22°C	21°C
JAN 2	21°C	21°C	22°C	21°C
JAN 3	21°C	22°C	22°C	21°C
JAN 4	21°C	22°C	22°C	21°C
JAN 5	21°C	23°C	22°C	21°C
JAN 6	21°C	21°C	22°C	21°C
JAN 7	22°C	21°C	22°C	21°C
JAN 8	23°C	23°C	22°C	21°C
JAN 9	22°C	23°C	22°C	21°C
JAN 10	22°C	22°C	23°C	21°C
JAN 11	22°C	23°C	23°C	21°C
JAN 12	21°C	23°C	22°C	21°C
JAN 13	21°C	23°C	23°C	22°C
JAN 14	22°C	22°C	22°C	22°C
JAN 15	21°C	23°C	23°C	22°C
JAN 16	22°C	23°C	22°C	22°C
JAN 17	22°C	22°C	22°C	22°C
JAN 18	22°C	22°C	22°C	22°C
JAN 19	22°C	22°C	22°C	22°C
JAN 20	22°C	22°C	22°C	22°C
JAN 21	23°C	22°C	22°C	22°C
JAN 22	23°C	23°C	22°C	22°C
JAN 23	21°C	23°C	22°C	22°C
JAN 24	22°C	23°C	23°C	22°C
JAN 25	23°C	22°C	23°C	22°C
JAN 26	23°C	22°C	22°C	22°C
JAN 27	23°C	22°C	23°C	21°C
JAN 28	23°C	23°C	24°C	21°C
JAN 29	23°C	23°C	23°C	21°C
JAN 30	23°C	23°C	23°C	21°C
JAN 31	23°C	23°C	23°C	21°C

Climate and Swimming Opportunities in Garden Island in January

Average Day Air Temperature

30°C

Average Night Air Temperature

18°C

Precipitation Amount per Month

15 mm

Number of Rainy Days

Daylight per Day

14 hrs

Sunshine per Day

11 hrs

Average Wind Speed

20 km/h

Average Humidity

41%

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.