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Climate and Weather of Western Australia, Australia

In Australia you have several regions, one of which is called Western Australia. The most popular city in this region is Perth, whose climate data we'll examine to provide you with an overview of what weather to expect in Western Australia. For detailed climate information about other cities in the area, please refer to the section beneath the map further down the page.

In Western Australia, during the months of May, September and October you can expect comfortable weather, with average temperatures ranging from 20°C to 25°C. The hottest season / summer is in January, February, March and December. The coldest month is July with an average maximum temperature of 18°C. However, the specific temperature can vary depending on the exact location within the region.

Additional climate insights:

  • The months of June, July and August have a high chance of precipitation.
  • Western Australia has dry periods in January, February and December.
  • July is the wettest month in Western Australia. This month should be avoided if you are not a big fan of rain.
  • December is the driest month.
  • The warmest month in Western Australia is January with an average maximum temperature of 32°C.
  • The coldest month is July with an average maximum daytime temperature of 18°C.
  • January is the sunniest month in Western Australia.

Western Australia has a number of different climate zones. A big part has a hot desert climate with only 200 mm rainfall per year . The coastal areas are less warm. The areas in the southwest have a Mediterranean climate with mild winters and warm summers. The north experiences a tropical climate with hot humid summers and warm dry winters.

Summer is from October to April with a maximum temperature of 29°C and a minimum of 17°C. The average water temperature is 20°C. Winter runs from May to September. The temperature is then up to 18°C with a minimum of 8°C. The water is about 17°C.

Interested in the detailed Weather and Climate of Western Australia, Australia?

Please select a city below the map you wish to travel to, or the one closest to your destination. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical climate data like humidity wind speed and water temperature.

Popular places in Western Australia, Australia

Select a city to see its average temperature, precipitation and hours of sunshine over the year.

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