What is the Climate, Average Temperature/ Weather in Perth?

Whether you wish to travel to Perth, Australia (Latitude & Longitude: see map search field. Altitude: 60 m or 197 ft) on holiday, business or vacation, are interested in buying property there or are looking to migrate the following Perth climate, temperature and weather information should prove helpful:

  • The average temperature in Perth, Australia is 18.2 °C (65 °F).
  • The average temperature range is 11 °C.
  • The highest monthly average high temperature is 30 °C (86 °F) in January & February.
  • The lowest monthly average low temperature is 9 °C (48 °F) in July & August.
  • Perth's climate receives an average of 889 mm (35.0 in) of rainfall per year, or 74 mm (2.9 in) per month.
  • On average there are 128 days per year with more than 0.1 mm (0.004 in) of rainfall (precipitation) or 11 days with a quantity of rain, sleet, snow etc. per month.
  • The driest weather is in January when an average of 7 mm (0.3 in) of rainfall (precipitation) occurrs across 3 days.
  • The wettest weather is in June when an average of 192 mm (7.6 in) of rainfall (precipitation) occurrs across 17 days.
  • The average annual relative humidity is 52.3% and average monthly relative humidity ranges from 43% in January & February to 63% in June, July.
  • Average sunlight hours in Perth range between 4.9 hours per day in June and 10.5 hours per day in December.
  • There are an average of 2906 hours of sunlight per year with an average of 8.0 hours of sunlight per day.

Perth Climate Graph (metric)

Perth Climate


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Perth Weather Averages

  Average Minimum Temperatures in Perth, Australia (°C) Average Maximum Temperature in Perth, Australia (°C) Perth Average Temperature (°C) Average Sea Temp (°C) Average Rainfall/ Precipitation (mm) Wet Days (>0.1 mm) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed in Perth (Beaufort) Average Number of Days with Frost  
Weather in Perth in January 18 30 24 - 7 3 10.4 43 5 0 Average Temperature in Perth in January
Weather in Perth in February 18 30 24 - 12 3 10.4 43 5 0 Average Temperature in Perth in February
Weather in Perth in March 16 28 22 - 22 5 8.9 46.0 4 0 Average Temperature in Perth in March
Weather in Perth in April 14 25 20 - 52 8 7.4 48 4 0 Average Temperature in Perth in April
Weather in Perth in May 12 21 17 - 125 15 5.9 58 4 0 Average Temperature in Perth in May
Weather in Perth in June 10 18 14 - 192 17 4.9 63 4 0 Average Temperature in Perth in June
Weather in Perth in July 9 17 13 - 183 19 5.2 63 4 0 Average Temperature in Perth in July
Weather in Perth in August 9 18 13.5 - 135 19 6.3 60 4 0 Average Temperature in Perth in August
Weather in Perth in September 10 19 15 - 69 15 7.4 57 4 0 Average Temperature in Perth in September
Weather in Perth in October 11 21 16 - 54 12 8.6 54 4 0 Average Temperature in Perth in October
Weather in Perth in November 14 25 20 - 23 7 9.7 47 5 0 Average Temperature in Perth in November
Weather in Perth in December 16 27 21.5 - 15 5 10.5 46 5 0 Average Temperature in Perth in December

Perth Climate Chart (imperial)

Perth Temperature Chart

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Perth Temperatures in Farenheit

  Average Minimum Temperatures in Perth, Australia (°F) Average Maximum Temperature in Perth, Australia (°F) Average Temperature (°F) Average Sea Temp (°F) Average Rainfall (in) Wet Days (>0.004 in) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed (Beaufort) Average Number of Days with Frost  
Temperatures in Perth in January 64 86 75 - 0.3 3 10.4 43 5 0 Climate in Perth in January
Temperatures in Perth in February 64 86 75 - 0.5 3 10.4 43 5 0 Climate in Perth in February
Temperatures in Perth in March 61 82 72 - 0.9 5 8.9 46 4 0 Climate in Perth in March
Temperatures in Perth in April 57 77 67 - 2.0 8 7.4 48 4 0 Climate in Perth in April
Temperatures in Perth in May 54 70 62 - 4.9 15 5.9 58 4 0 Climate in Perth in May
Temperatures in Perth in June 50 64 57 - 7.6 17 4.9 63 4 0 Climate in Perth in June
Temperatures in Perth in July 48 63 55 - 7.2 19 5.2 63 4 0 Climate in Perth in July
Temperatures in Perth in August 48 64 56 - 5.3 19 6.3 60 4 0 Climate in Perth in August
Temperatures in Perth in September 50 66 58 - 2.7 15 7.4 57 4 0 Climate in Perth in September
Temperatures in Perth in October 52 70 61 - 2.1 12 8.6 54 4 0 Climate in Perth in October
Temperatures in Perth in November 57 77 67 - 0.9 7 9.7 47 5 0 Climate in Perth in November
Temperatures in Perth in December 61 81 71 - 0.6 5 10.5 46 5 0 Climate in Perth in December

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