South West Rocks – current water temperature and swimming conditions

Water Temperature in South West Rocks: Daily Trends, Historical Records, and Forecast

✅ Water in this range feels cool but still manageable for many swimmers. Short to moderate swims are comfortable, especially in warm weather. Some people may prefer a wetsuit for longer stays, particularly when swimming actively or outside peak summer conditions.

It’s important to note that these swimming tips and recommendations apply only in settled weather. When air temperatures drop below 20°C — and sometimes even below 25°C — swimming can feel uncomfortable, even when water temperatures are relatively high.

Water Temperature Over the Last 30 Days

Water temperatures in South West Rocks have been on a steady rise over the past month and have continued to climb over the last week.

According to our forecast, Sea water temperature in South West Rocks will be 20.1°C in the next 7 days. See the table below for daily data for the upcoming week.

Table of Daily Sea Temperature Data

Annual Water Temperature Overview by Month

Monthly Water Temp Ranges

30°C

25°C

20°C

15°C

10°c

5°C

0°C

Annual Water Temperature Trend

South West Rocks sits on the Mid North Coast of New South Wales, right on the Tasman Sea, and enjoys water temperatures that stay fairly inviting for most of the year. In summer, the ocean typically warms to around 22–26 °C, which is comfortable for long swims and plenty of time in the water. Autumn brings a gentle drop to roughly 20–23 °C, still pleasant for swimming without a wetsuit. Winter is cooler, with sea temperatures usually between 17–20 °C, while spring sees a steady warm-up from about 18 °C into the low twenties as conditions settle and days get longer.