Eaglehawk Neck – current water temperature and swimming conditions

Water Temperature in Eaglehawk Neck: 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

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

According to our forecast, Sea water temperature in Eaglehawk Neck will be 16.7°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

Eaglehawk Neck sits on the narrow isthmus linking the Tasman Peninsula to mainland Tasmania, with beaches exposed to the Tasman Sea and nearby sheltered areas influenced by calmer coastal waters. Water temperatures here are cool year-round but follow a predictable seasonal cycle. In summer, from December to February, the sea typically reaches around 16–18 °C, which feels refreshing rather than warm. Autumn brings a gradual cooling to about 14–16 °C, while winter is noticeably colder, usually around 11–13 °C. During spring, the water slowly warms again, generally sitting between 13–15 °C as daylight increases and weather conditions begin to stabilise.