Seasonal ranking
Coldest sea temperature in Australia in August
Where the sea is coolest across Australia during August, ranked by long-term monthly average water temperature. St Kilda Beach (Victoria, Australia) is the coolest at around 12°C. Open any spot for today's live water temperature and a 7-day swim forecast.
- 1St Kilda BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 2Brighton BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 3Sandringham BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 4Mentone BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 5Mordialloc BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 6Frankston BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 7Mount Martha BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 8Sorrento Front BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 9Portsea BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 10Gunnamatta BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 11Bells BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 12Lorne BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 13Apollo Bay BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 14Anglesea Main BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 15Phillip Island SmithsVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 16Inverloch Surf BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 17Lakes Entrance 90 MileVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 18Mallacoota BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 19Rosebud BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 20Mornington Main BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 21Point Leo BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 22Cowes BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 23Aireys Inlet BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 24Wye River BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
- 25Kennett River BeachVictoria · Australia · Bass StraitCold — wetsuit strongly recommended12°CAugust average
Coldest sea in August elsewhere
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Australia in August — frequently asked questions
- Where is the sea coldest in Australia in August?
- St Kilda Beach in Australia has the coldest sea in Australia in August, averaging about 12.0 °C. Brighton Beach (12.0 °C) and Sandringham Beach are the next coolest.
- How many beaches in Australia are warm enough to swim in August?
- None of the top 25 ranked beaches in Australia reach 22 °C in August, so a wetsuit is recommended for anything longer than a quick dip.
- How are these August sea temperatures calculated?
- Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical August rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.
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