Joondalup Weather Forecast
- 9
- 22
Sunny
- 10
- 22
Mostly sunny
- 12
- 24
Sunny
- 14
- 21
Showers
- 11
- 18
Possible shower
- 11
- 19
Showers
- 10
- 19
Shower or two
Today 14 Aug Perth
The chance of fog early this morning. Mostly sunny afternoon. Light winds becoming east to northeasterly 15 to 20 km/h in the morning then becoming light in the early afternoon.
Joondalup Temperature Statistics View More
August Temperature
Perth Metro (21km)
Lowest 11 August, 2026
2.5 °CAverage August
12.1 °CHighest 3 August, 2026
25.3 °C
Climate (2021–2026)
Perth Metro (21km)
Average Low 2021–2026
13.4 °CAverage 2021–2026
18.8 °CAverage High 2021–2026
25.4 °C