Southern Trestle Bridge Weather Forecast
- 21
- 29
Partly cloudy
- 20
- 25
Partly cloudy
- 17
- 32
Sunny
- 18
- 30
Sunny
- 17
- 30
Sunny
- 15
- 29
Sunny
- 17
- 31
Sunny
Today 16 Dec Perth
Partly cloudy. Winds southwesterly 15 to 25 km/h.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southwesterly 10 to 15 knots decreasing to about 10 knots in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- West to southwesterly around 1 metre.
- Weather
- Partly cloudy.
- Weather Situation
- A trough continues to move inland today, followed by a new ridge building across the southwest coast from Wednesday. A new west coast trough will form on Friday.
Southern Trestle Bridge Temperature Statistics View More
December Temperature
Garden Island (3km)
Lowest 4 December, 2025
16.4 °CAverage December
22.1 °CHighest 14 December, 2025
38.8 °C
Climate (2020–Present)
Garden Island (3km)
Average Low 2020–2025
15.2 °CAverage 2020–2025
19 °CAverage High 2020–2025
23.4 °C