Mermaid Beach – current water temperature and swimming conditions

Water Temperature in Mermaid Beach: Daily Trends, Historical Records, and Forecast

✅ This water feels mild to warm and is comfortable for the majority of swimmers. Swimming is enjoyable, though longer stays may feel cooler for some people, especially in windy conditions. These temperatures are well suited to family outings and active swimming, particularly on warm days.

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 Mermaid Beach 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 Mermaid Beach will be 21.4°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

Mermaid Beach sits along the central Gold Coast, facing the Coral Sea, and enjoys water temperatures that make swimming comfortable for much of the year. In summer, from around December to March, the sea typically ranges between 24 and 26 °C, giving the water a warm, inviting feel that suits regular ocean swims. During winter, usually June to August, temperatures ease back to about 20–22 °C, which can feel cool on entry but is still pleasant on sunny, calm days. Spring and autumn are often the most agreeable, with water temperatures commonly sitting around 22–24 °C and generally settled coastal weather.