Golden Bay Weather Forecast
- 11
- 20
Mostly sunny
- 13
- 20
Partly cloudy
- 12
- 18
Shower or two
- 13
- 21
Shower or two
- 15
- 19
Showers
- 14
- 19
Shower or two
- 13
- 18
Showers
Today 24 Sep Mandurah
Mostly sunny. Winds southwesterly 15 to 20 km/h becoming light in the evening.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southwesterly below 10 knots tending southerly 10 to 15 knots in the late afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1 to 1.5 metres.
- Weather
- Mostly sunny.
- Weather Situation
- A cold front will pass south of the area on Thursday night into Friday A ridge will extend across the southwest coast from Friday night. A trough and low pressure system will arrive near the west coast on Sunday. As the high moves east on Monday, the low pressure system will slip into the Bight, with the trough moving inland again ahead of the next cold front arriving on Tuesday.
Golden Bay Temperature Statistics View More
September Temperature
Mandurah (11km)
Lowest 1 September, 2026
10.4 °CAverage September
16.8 °CHighest 16 September, 2026
26.9 °C
Climate (2021–2026)
Mandurah (11km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
19.1 °CAverage High 2021–2026
23.8 °C