Blue Bay Weather Forecast
- 13
- 21
Sunny
- 11
- 21
Sunny
- 13
- 21
Becoming cloudy
- 15
- 22
Mostly sunny
- 16
- 20
Showers easing
- 16
- 20
Showers
- 13
- 20
Possible morning shower
Today 8 Sep Mandurah
Sunny. Winds southeasterly 15 to 25 km/h tending easterly 15 to 20 km/h in the late evening.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southeasterly 15 to 20 knots tending easterly in the late evening.
- Seas
- Around 1 metre.
- 1st Swell
- Southwesterly 1.5 to 2.5 metres.
- Weather
- Sunny.
- Weather Situation
- A high in the Bight is directing southeasterly winds across the local waters. Winds tending easterly on Wednesday as the high drifts eastwards, while a west coast trough may develop on Thursday, ahead of the next cold front crossing the southern districts during the weekend.
Blue Bay Temperature Statistics View More
September Temperature
Mandurah (1km)
Lowest 1 September, 2026
10.4 °CAverage September
14.9 °CHighest 3 September, 2026
18 °C
Climate (2021–2026)
Mandurah (1km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
19.1 °CAverage High 2021–2026
23.8 °C