Perth August Weather

Averages and records for weather in Perth, Western Australia in the month of August.
Typical Perth August Weather
1991–2020
Average daily high 19.1 °C
Average daily low 8.3 °C
Average monthly precipitation 12.2 cm
Daily chance of precipitation 49.5%
Perth August Weather Records
1877–2024
Highest temperature 30.2 °C August 31, 2023
Lowest temperature 0.1 °C August 15, 2004
Highest daily low 16.7 °C August 7, 2006
Lowest daily high 9.9 °C August 5, 1951
Hottest average high temperature 21.5 °C 2014
Coldest average high temperature 16.3 °C 1968
Most daily precipitation 7.1 cm August 7, 1903
Most monthly precipitation 34.0 cm 1955
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°C) Record (°C)
High Low High Low
August 1 18.8 8.4 25.4 0.7
August 2 18.8 8.4 25.0 1.0
August 3 18.8 8.4 24.9 2.3
August 4 18.8 8.4 24.2 1.1
August 5 18.8 8.4 24.2 2.2
August 6 18.9 8.4 25.8 1.4
August 7 18.9 8.4 23.6 2.3
August 8 18.9 8.4 22.4 1.2
August 9 18.9 8.4 24.6 1.0
August 10 19.0 8.4 23.9 0.7
August 11 19.0 8.4 28.3 1.7
August 12 19.0 8.3 27.2 0.2
August 13 19.1 8.3 26.2 0.7
August 14 19.1 8.3 23.4 2.6
August 15 19.1 8.3 27.4 0.1
August 16 19.1 8.3 25.2 2.7
August 17 19.1 8.3 26.8 1.5
August 18 19.2 8.4 25.8 1.1
August 19 19.2 8.4 25.3 1.9
August 20 19.2 8.4 27.1 2.2
August 21 19.2 8.4 27.8 0.4
August 22 19.3 8.3 26.7 1.6
August 23 19.3 8.3 25.1 1.6
August 24 19.3 8.4 27.0 3.0
August 25 19.4 8.4 26.7 1.6
August 26 19.5 8.4 28.3 1.4
August 27 19.5 8.4 26.5 1.3
August 28 19.6 8.4 29.9 0.9
August 29 19.6 8.5 27.2 0.3
August 30 19.7 8.4 26.9 1.3
August 31 19.7 8.5 30.2 1.8
Weather Station Details
Years Station Coordinates
1945–2024 Perth Airport location
1877–1944 Perth Regional Office location