Bay of Fires – current water temperature and swimming conditions

Water Temperature in Bay of Fires: 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 Bay of Fires declined overall during the past month, they have shown a noticeable rebound over the last week.

According to our forecast, Sea water temperature in Bay of Fires will be 18.6°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

Bay of Fires stretches along Tasmania’s north-east coast, where white sand, orange granite rocks, and the clear waters of the Tasman Sea create one of the state’s most striking coastal landscapes. Water temperatures here are relatively mild by Tasmanian standards but still cool year-round. In summer, from December to February, the sea usually reaches around 17–20 °C, which feels refreshing and is comfortable for swimming on warm days. Autumn sees temperatures ease back to about 15–17 °C, while winter is much colder, typically around 11–13 °C. During spring, the water slowly warms again, generally sitting between 13–15 °C as daylight increases and weather patterns settle.