Blacksmiths – current water temperature and swimming conditions

Water Temperature in Blacksmiths: Daily Trends, Historical Records, and Forecast

✅ Water in this range is comfortably warm and widely considered ideal for swimming. Most people can stay in the water for a long time without feeling cold. It works well for families, recreational swimming, and active water sports such as swimming, surfing, and paddleboarding.

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 Blacksmiths have been on a steady rise over the past month and have continued to climb over the last week.

According to our forecast, Sea water temperature in Blacksmiths will be 23.2°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

Blacksmiths sits on the southern edge of Lake Macquarie near Newcastle, with direct access to the Tasman Sea and water conditions shaped by the open coast. Sea temperatures here follow a familiar seasonal pattern for this part of New South Wales. In summer, the ocean typically warms to around 22–26 °C, making it comfortable for regular swimming and longer sessions in the water. Autumn brings a gradual cooling to roughly 20–23 °C. Winter is cooler but still manageable for many swimmers, with temperatures generally between 16–20 °C, while spring sees a steady rise from about 18 °C into the low twenties as air and water temperatures lift together.