Weather in Perth in October
October in Perth is mild with average temperatures around 17.3°C (63.1°F). Light rainfall with only 32mm expected.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
20.1°C
68.2°F
Low
14.6°C
58.3°F
Precipitation
32 mm
1.3 inches
~7 rainy days
Conditions
Humidity
73%
Comparison to Adjacent Months
October is 37mm drier than September.
October is 2.1°C cooler than November.