Buchanan Bay Weather Forecast
- 11
- 17
Clear
- 9
- 18
Mostly sunny
- 12
- 17
Showers. Possible storm
- 8
- 13
Showers
- 8
- 15
Showers easing
- 10
- 16
Shower or two
- 9
- 16
Possible shower
Today 22 Aug Perth
Mostly clear. Light winds.
Perth Local Waters
Two Rocks to Dawesville, inshore from Rottnest Island- Wind
- Variable below 10 knots.
- Seas
- Below 0.5 metres.
- 1st Swell
- Southwesterly 2 to 3 metres.
- Weather
- Clear.
- Weather Situation
- A weak ridge is moving east as a trough forms near the west coast. The trough will move inland on Saturday ahead of a cold front on Sunday morning. A cold pool behind the front will bring cold, windy conditions on Monday.
Buchanan Bay Temperature Statistics View More
August Temperature
Garden Island (4km)
Lowest 15 August, 2025
7.3 °CAverage August
15.2 °CHighest 13 August, 2025
23.7 °C
Climate (2020–Present)
Garden Island (4km)
Average Low 2020–2025
15.2 °CAverage 2020–2025
19 °CAverage High 2020–2025
23.4 °C