Secret Harbour Weather Forecast
- 17
- 29
Partly cloudy
- 18
- 30
Partly cloudy
- 19
- 31
Mostly sunny
- 19
- 30
Sunny
- 21
- 32
Sunny
- 23
- 33
Sunny
- 22
- 31
Sunny
Today 13 Mar Mandurah
Partly cloudy. Winds east to southeasterly 20 to 30 km/h becoming southeasterly 20 to 25 km/h in the evening.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- East to southeasterly 15 to 20 knots.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning.
- 1st Swell
- Southwesterly around 1 metre, increasing to 1 to 1.5 metres during the morning.
- Weather
- Partly cloudy.
Secret Harbour Temperature Statistics View More
March Temperature
Mandurah (13km)
Lowest 1 March, 2026
13.3 °CAverage March
23.4 °CHighest 4 March, 2026
35.5 °C
Climate (2021–Present)
Mandurah (13km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
19.2 °CAverage High 2021–2026
23.8 °C