Whyalla — Water Temperature in April

Water Temperature Range

16°C

minimum

19°C

average

22°C

maximum

Water Temperature Chart for April

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

Climate and Swimming Opportunities in Whyalla in April

Average Day Air Temperature

21°C

Average Night Air Temperature

12°C

Precipitation Amount per Month

50 mm

Number of Rainy Days

Daylight per Day

11 hrs

Sunshine per Day

7 hrs

Average Wind Speed

14 km/h

Average Humidity

55%

At such water and air temperatures, swimming feels cool and invigorating. It’s comfortable for a quick dip, and you’ll feel fine as long as you warm up soon after.