Average water temperature in Perth

On this page you find the mean water temperature over the year in Perth (Western Australia), Australia. Take a closer look at the water temperature patterns and what they mean for swimming and recreation.

Perth experiences water temperature shifts throughout the year. The warmest month, April, reaches an average of 21°C.

The coldest month, September, averages 17°C. Visitors during these months can leave their swimming gear at home.

Forecast for Perth

Sun Jan 12

28°C | 15°C

8 m/s

clear and no rain

hourly forecast

Mon Jan 13

29°C | 18°C

8 m/s

partly cloudy and no rain

hourly forecast

Tue Jan 14

26°C | 16°C

9 m/s

clear and no rain

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

This site provides you with all the information you need about the climate in Perth.

Our site offers climate and forecast data for every country in the world. Are you going to Australia? On this website you can find historical weather averages for many cities in Australia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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