Blue Bay Weather Forecast
- 10
- 17
Partly cloudy
- 9
- 17
Partly cloudy
- 9
- 17
Sunny
- 9
- 18
Mostly sunny
- 10
- 19
Shower or two
- 11
- 16
Shower or two
- 10
- 17
Partly cloudy
Today 21 Jul Mandurah
Partly cloudy. Light winds.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Southerly 10 to 15 knots tending southeasterly in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1 to 2 metres.
- Weather
- Partly cloudy.
- Weather Situation
- A ridge is beginning to develop to the south today and will strengthen and move east during the week.
Blue Bay Temperature Statistics View More
July Temperature
Mandurah (1km)
Lowest 14 July, 2026
8.7 °CAverage July
14.6 °CHighest 14 July, 2026
20 °C
Climate (2021–2026)
Mandurah (1km)
Average Low 2021–2026
15.1 °CAverage 2021–2026
19.1 °CAverage High 2021–2026
23.8 °C