Western Australia weather averages

Going to Western Australia? Find the best month to visit Western Australia based on the weather.

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Check Western Australia weather averages before you book your next holiday in 2019/2020. Today's maximum temperature in Western Australia is expected to be 37°C, while the average maximum temperature in January is 31°C. The holiday weather guide shown above is for Perth.

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More about Western Australia

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The weather for Western Australia, represented by Perth, shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Western Australia weather averages: best month

Western Australia Best month Averages
Warmest January & February 31°C
Sunniest January & December 11 hours per day
Least rain January 3 days
Warmest sea January, February & March 22°C

Western Australia climate guide

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Tropical storm risk: Western Australia cyclone season

% of month affected by tropical storms
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The Western Australia tropical storm risk chart above shows the cyclone season for Perth, Western Australia. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms

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Western Australia weather averages by month

Check Western Australia holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Compare Western Australia weather with the USA

Below the Western Australia weather chart shows maximum daytime temperature for Western Australia, Australia (Perth) and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

Western Australia, Australia (Perth)
USA (Washington)
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Metric (°C / mm)  |  Imperial (°F / inches)

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More Western Australia destinations

All Western Australia destinations >>

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