Perth FAD4 (offshore) Weather Forecast
- 21
 - 23
 
Storm
- 19
 - 20
 
Partly cloudy
- 18
 - 19
 
Shower
- 17
 - 20
 
Cloudy
- 17
 - 20
 
Sunny
- 19
 - 21
 
Sunny
- 19
 - 22
 
Sunny
Today 4 Nov Lower West
Partly cloudy. Medium chance of showers, most likely in the late afternoon and evening. The chance of a thunderstorm. Winds east to northeasterly 30 to 45 km/h tending northwest to southwesterly 15 to 25 km/h in the late afternoon then becoming light in the evening. Daytime maximum temperatures around 30.
Perth Coastal Waters
Two Rocks to Dawesville, offshore from Rottnest Island- Wind
 - North to northwesterly 10 to 15 knots tending west to northwesterly in the early afternoon then becoming variable about 10 knots in the evening.
 
- Seas
 - Around 1 metre.
 
- 1st Swell
 - Southwesterly 3 metres.
 
- Weather
 - Partly cloudy. 60% chance of showers. A thunderstorm likely.
 
- Weather Situation
 - A trough and low pressure system remains offshore tonight and deepens, while a ridge over southern WA weakens. The trough and low pressure system will move east across the west coast on Wednesday, before moving further inland on Thursday and weakening. A new ridge will develop over southern WA by Friday.
 
Perth FAD4 (offshore) Temperature Statistics View More
November Temperature
Rottnest Island (43km)
Lowest 2 November, 2025
11.9 °CAverage November
16.7 °CHighest 1 November, 2025
19.7 °C
Climate (2020–Present)
Rottnest Island (43km)
Average Low 2020–2025
16 °CAverage 2020–2025
18.9 °CAverage High 2020–2025
22.8 °C