Water temperature in Wollongong (NSW) in April
Is it warm enough to swim in Wollongong in April? Average water temperature in Wollongong in April is 21.8°C and therefore suitable for comfortable swimming. The warmest sea in Wollongong in April is 24.5°C, and the coldest is 19.5°C. Average high air temperature in Wollongong in April is 23°C, and average low temperature is 14°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Wollongong
Changes water temperature in Wollongong in April 2025, 2024
To get an accurate forecast for the water temperature in Wollongong for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Wollongong, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of April.
You can choose any other years:
| Day | 2025 | 2024 | Min | Max |
|---|---|---|---|---|
| 1 April | 23.4°C | 22.1°C | 21.1°C | 24.5°C |
| 2 April | 23.8°C | 22°C | 21.1°C | 24.2°C |
| 3 April | 23.7°C | 22°C | 21.2°C | 23.9°C |
| 4 April | 23.6°C | 21.9°C | 20.8°C | 23.9°C |
| 5 April | 23.8°C | 20.9°C | 20.9°C | 24.4°C |
| 6 April | 23.7°C | 20.9°C | 20.9°C | 24.2°C |
| 7 April | 23.6°C | 20.8°C | 20.4°C | 24°C |
| 8 April | 23.9°C | 20.4°C | 20.4°C | 23.9°C |
| 9 April | 23.9°C | 20.2°C | 20.2°C | 23.9°C |
| 10 April | 23.3°C | 20.2°C | 20.2°C | 23.6°C |
| 11 April | 22.9°C | 19.9°C | 19.9°C | 23.9°C |
| 12 April | 23.1°C | 20.1°C | 20.1°C | 23.7°C |
| 13 April | 23.1°C | 19.8°C | 19.8°C | 23.8°C |
| 14 April | 23.2°C | 20.4°C | 20.2°C | 23.5°C |
| 15 April | 23.2°C | 20.1°C | 20.1°C | 23.2°C |
| Day | 2025 | 2024 | Min | Max |
|---|---|---|---|---|
| 16 April | 23.2°C | 20.1°C | 20.1°C | 23.2°C |
| 17 April | 23.5°C | 20.5°C | 20.3°C | 23.5°C |
| 18 April | 23.2°C | 21.2°C | 19.5°C | 23.2°C |
| 19 April | 22.9°C | 21.3°C | 19.8°C | 22.9°C |
| 20 April | 23°C | 21.9°C | 20.2°C | 23°C |
| 21 April | 23.1°C | 21.3°C | 19.7°C | 23.1°C |
| 22 April | 23.8°C | 21.5°C | 19.7°C | 23.8°C |
| 23 April | 23.3°C | 21.2°C | 19.9°C | 23.3°C |
| 24 April | 23.7°C | 21.1°C | 20.3°C | 23.7°C |
| 25 April | 23.2°C | 21.3°C | 19.8°C | 23.2°C |
| 26 April | 23°C | 21.3°C | 20.2°C | 23°C |
| 27 April | 22.8°C | 21.9°C | 20.1°C | 22.8°C |
| 28 April | 22.3°C | 21.5°C | 19.8°C | 22.9°C |
| 29 April | 22.1°C | 21.4°C | 19.6°C | 22.9°C |
| 30 April | 21.7°C | 21.1°C | 19.7°C | 23.2°C |
Average water temperature in Wollongong in April over a decade
| 2016 | 2017 | 2018 | 2019 | 2020 |
| 22.2°C | 22.8°C | 21.5°C | 21.3°C | 20.6°C |
| 2021 | 2022 | 2023 | 2024 | 2025 |
| 21.8°C | 22.2°C | 22.1°C | 21°C | 23.2°C |
Wollongong sea state in April
Chart comparing the height of waves in Wollongong in April over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.
Weather and climate in Wollongong in April
This data display average monthly climate indicators in Wollongong in April based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip
- Average HIGH temperature23°C
- Average LOW temperature14°C
- Average humidity
63 - Average rainfall days11 days
- Average rainfall5.1''/130mm
Wollongong water temperature during other months:
You can also view information about water temperature for other months by clicking on the month button below
