Kingscote – current water temperature and swimming conditions

Water Temperature in Kingscote: 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 Kingscote 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 Kingscote will be 17.6°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

Kingscote sits on the eastern side of Kangaroo Island, facing the relatively sheltered waters of Spencer Gulf, which makes a noticeable difference to water conditions compared with the island’s open-ocean beaches. Sea temperatures here follow a clear seasonal pattern. In summer, from December to February, the water usually ranges between 18–21°C, often feeling a touch warmer than the south coast on calm days. Autumn cools gradually to around 16–19°C, while winter is the coldest period, commonly 13–15°C. Spring brings a steady rise again, with temperatures generally sitting between 15–17°C as daylight and air temperatures improve.