Barwon Heads – current water temperature and swimming conditions

Water Temperature in Barwon Heads: Daily Trends, Historical Records, and Forecast

⚠️ Water at this temperature feels cold and is generally suitable only for brief immersion. Swimming without a wetsuit can quickly become uncomfortable, and exposure time is usually short. These conditions are mainly suitable for experienced swimmers or those using proper thermal gear.

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 Barwon Heads 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 Barwon Heads will be 14.1°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

Barwon Heads sits where the Barwon River meets Bass Strait, giving the town a mix of coastal and estuary swimming conditions. Sea temperatures offshore are typically cool, reflecting the influence of the Southern Ocean. In summer, the water usually ranges from about 17–20°C, which suits swimming on warm days without feeling overly warm. During autumn, temperatures ease back to roughly 15–18°C, while winter is noticeably cold, often around 12–14°C. Spring brings a gradual warm-up, with water temperatures commonly sitting between 13–16°C, depending on weather patterns and swell.