North Belongil Beach – current water temperature and swimming conditions

Water Temperature in North Belongil Beach: 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

While water temperatures in North Belongil Beach declined overall during the past month, they have shown a noticeable rebound over the last week.

According to our forecast, Sea water temperature in North Belongil Beach will be 20.3°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

North Belongil Beach sits on the northern edge of Byron Bay on the far north coast of New South Wales, facing the Coral Sea and influenced by warm subtropical waters. Sea temperatures here are comfortable for swimming across much of the year. In summer, the ocean typically reaches around 25–27 °C, making conditions ideal for extended swims. Autumn often remains pleasant, with temperatures commonly between 23–25 °C as weather patterns settle. Spring begins cooler at roughly 21–23 °C before warming steadily toward summer. Winter is the coolest season, but even then the water usually stays around 19–21 °C, which many locals still find manageable on calm, sunny days.