Beachport – current water temperature and swimming conditions

Water Temperature in Beachport: 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 Beachport 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 Beachport will be 17.9°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

Beachport sits on South Australia’s Limestone Coast, overlooking the cool waters of the Great Australian Bight, and its sea temperatures reflect this southern ocean influence. In summer, the water is at its most inviting, usually ranging from about 18–21°C, which feels cool but refreshing during warm weather. Autumn brings a gradual drop to roughly 16–19°C, while winter is noticeably colder, often around 13–15°C. Spring warms slowly, with water temperatures commonly sitting between 14–17°C, depending on sunshine and prevailing winds.