Kwinana climate

Typical historical weather for Kwinana, Australia, averaged across 10 years of hourly climate data. Pick a date for a specific day.

Want today's actual conditions instead? See the current forecast for Kwinana.

Annual average

18.6°C

across all months

Warmest month

28.3°C

Jan average high

Coolest month

11.1°C

Aug average low

Annual rainfall

631mm

total per year

Monthly averages

Average daily high/low temperature (band) and monthly rainfall (bars).

● Avg high● Avg low▮ Rainfall

Records on file

Hottest day

39.5°C

26 December 2021

Coldest day

5.2°C

25 July 2025

Wettest day

110.7mm

10 February 2017

Windiest day

12.9m/s

2 August 2022