Little Bay – current water temperature and swimming conditions

Water Temperature in Little Bay: 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 Little 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 Little Bay will be 19.4°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

Little Bay is a sheltered cove on Sydney’s southern coastline, opening to the Tasman Sea but protected by headlands that soften the impact of ocean swells. Water temperatures follow the usual seasonal cycle for this part of New South Wales. In summer, from December to March, the water is generally warmest, sitting around 21–24 °C and comfortable for most swimmers. Autumn sees a gradual cooling to roughly 19–21 °C. Winter brings the coldest conditions, typically around 16–18 °C, while spring marks a steady warm-up back into the 18–20 °C range as the season shifts.