Tumby Bay — Water Temperature in January

Water Temperature Range

16°C

minimum

20°C

average

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

Climate and Swimming Opportunities in Tumby Bay in January

Average Day Air Temperature

26°C

Average Night Air Temperature

16°C

Precipitation Amount per Month

18 mm

Number of Rainy Days

Daylight per Day

14 hrs

Sunshine per Day

10 hrs

Average Wind Speed

18 km/h

Average Humidity

44%

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.