October in Perth averages a daily high of 23.5°C with nights around 11.7°C. Expect roughly 7.2 wet days totalling 39.7mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Perth is October–December.
Based on PERTH METRO, AS (3.8km), 1995–2024. 30 years of October data.