Sea temperatures for 277 travel destinations and 24 countries on continent Australia and Oceania. The average temperature in Australia and Oceania is 27.9°C. The highest current temperature on the continent according to our data, is in Rotuma (Fiji) where water has 31 degrees celsius. On the other hand the lowest temperature is in Campbell Isl (New Zealand) where water has 10.5 degrees celsius. This means the difference between the warmest (Rotuma) and coldest (Campbell Isl) place in Australia and Oceania is 20.5 degrees celsius.
At the moment the warmest country in Australia and Oceania is American Samoa where current average water temperature is 30.7°C. The coldest country is New Zealand with 18°C.