Shoal Bay – current water temperature and swimming conditions

Water Temperature in Shoal Bay: Daily Trends, Historical Records, and Forecast

⚠️ This is cool water that may feel brisk on entry. Swimming is usually limited to short sessions, and prolonged stays can become uncomfortable without thermal protection. Many swimmers choose a wetsuit, especially for surfing or open-water swimming.

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 Shoal Bay have been gradually cooling over the past month, with a further drop recorded during the last week.

According to our forecast, Sea water temperature in Shoal Bay will be 18.4°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

Shoal Bay sits at the eastern end of Port Stephens in New South Wales, opening out to the Tasman Sea while still benefiting from a relatively sheltered setting. Water temperatures here are comfortable for swimming through much of the year. In summer, the sea usually warms to around 22–26 °C, which feels ideal for long, relaxed swims. Autumn brings a gentle cooling, with temperatures typically in the 20–23 °C range. Winter is cooler but still manageable for many swimmers, generally sitting between 16–20 °C, while spring sees a steady rise from about 18 °C into the low twenties as conditions become calmer and more settled.