Golden Bay Weather Forecast
- 9
- 19
Showers increasing
- 12
- 17
Showers
- 11
- 15
Showers. Windy
- 9
- 16
Showers increasing
- 12
- 16
Possible morning storm. Showers
- 9
- 17
Shower or two
- 8
- 17
Cloudy
Today 6 Aug Mandurah
Partly cloudy. Very high chance of showers, most likely late this afternoon and evening. Light winds becoming northwesterly 15 to 25 km/h in the middle of the day then tending westerly 15 to 20 km/h in the evening.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- North to northeasterly about 10 knots tending north to northwesterly 10 to 15 knots in the morning then tending west to northwesterly in the middle of the day.
- Seas
- Below 0.5 metres, increasing to around 1 metre during the morning.
- 1st Swell
- West to southwesterly 2.5 to 3 metres.
- Weather
- Becoming cloudy. 70% chance of showers.
- Weather Situation
- A weak ridge over inland southern WA is moving east ahead of a cold front which will cross the southwest corner of the state on Thursday afternoon. A stronger cold front will move over the South West Land Division during Friday night and Saturday and is associated with a vigorous southwesterly airstream. A broad ridge will extend over central WA from Saturday.
Golden Bay Temperature Statistics View More
August Temperature
Mandurah (11km)
Lowest 2 August, 2026
9 °CAverage August
14.8 °CHighest 3 August, 2026
19.6 °C
Climate (2021–2026)
Mandurah (11km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
19.1 °CAverage High 2021–2026
23.8 °C