Climate in Perth (Western Australia), Australia

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Celsius

Average min and max temperatures in Perth, Australia   Copyright © 2022  weather-and-climate.com

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly sunhours in Perth, Australia   Copyright © 2022  weather-and-climate.com

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Average water temperature

The mean water temperature over the year. Show in Celsius

Average water temperatures in Perth, Australia   Copyright © 2022  weather-and-climate.com

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Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Millimeter

Average precipitation (rain/snow) in Perth, Australia   Copyright © 2022  weather-and-climate.com

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average rainy days (rain/snow) in Perth, Australia   Copyright © 2022  weather-and-climate.com

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Average humidity

The mean monthly relative humidity over the year

Average relative humidity in Perth, Australia   Copyright © 2022  weather-and-climate.com

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Average wind speed

The mean monthly wind speed over the year (in meters per second)

Average wind speed in Perth, Australia   Copyright © 2022  weather-and-climate.com

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Weather Forecasts for Perth (Western Australia)

SUN Jul 03
70°F | 47°F
Sunny

Sunny

MON Jul 04
71°F | 50°F
Sunny

Sunny

TUE Jul 05
59°F | 50°F
Moderate rain

Moderate rain

The best time of year to visit Perth in Australia

Perth is on the west coast of Australia which means you can see the sunset in the ocean. The best travel time for Perth in Australia is from January to December, where you have a pleasant and warm temperature and barely any rainfall. Perth has a Mediterranean climate due to its location on the coast and there is constant sea breeze. Winters in Perth are soft. Rain and thunderstorms occur mostly in winter.

During the month of April, May, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20 degrees Celsius (68°F) and 26 degrees Celsius (79°F).



Other facts from our historical climate data:

  • Does Perth have a dry season?
    Yes, the months January, February and December are very dry.
  • Which is the warmest month in Perth?
    February has an average maximum temperature of 32°C (89°F) and is the warmest month of the year.
  • Which is the coldest month in Perth?
    The coldest month is August with an average maximum temperature of 19°C (65°F).
  • Which is the wettest month in Perth?
    July tops the wettest month list with 143mm (5.6in) of rainfall.
  • Which is the driest month in Perth?
    December is the driest month with 9mm (0.4in) of precipitation.
  • Which is the sunniest month in Perth?
    January is the sunniest month with an average of 355 hours of sunshine.

  • No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.