Penguin Island Weather Forecast
- 12
- 20
Clear
- 12
- 20
Mostly sunny
- 13
- 20
Partly cloudy
- 14
- 19
Showers
- 15
- 20
Shower or two
- 13
- 21
Shower or two
- 13
- 20
Partly cloudy
Today 21 Oct Perth
Clear. Winds south to southwesterly 15 to 20 km/h becoming light in the evening.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southerly 10 to 15 knots.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1 to 1.5 metres.
- Weather
- Clear.
- Weather Situation
- A west coast trough develops from Wednesday, moving inland on Thursday. A ridge extends over southern areas before a cold front reaches the local waters in the early hours of Friday.
Penguin Island Temperature Statistics View More
October Temperature
Garden Island (7km)
Lowest 2 October, 2025
9.4 °CAverage October
16.7 °CHighest 17 October, 2025
26.3 °C
Climate (2020–Present)
Garden Island (7km)
Average Low 2020–2025
15.1 °CAverage 2020–2025
18.9 °CAverage High 2020–2025
23.3 °C