Buchanan Bay Weather Forecast

    • 14
    • 19

    Showers

    • 13
    • 17

    Shower or two

    • 12
    • 19

    Partly cloudy

    • 11
    • 20

    Sunny

    • 12
    • 23

    Sunny

    • 14
    • 25

    Sunny

    • 16
    • 27

    Sunny

Today 17 Sep Perth

Cloudy. Very high chance of showers, most likely in the morning and afternoon. Winds northwesterly 20 to 30 km/h turning west to southwesterly 15 to 25 km/h in the late morning and afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northwesterly 20 to 25 knots, reaching up to 30 knots during the morning. Winds turning southwesterly 10 to 15 knots in the early afternoon.
Seas
Around 1 metre, increasing to 1.5 to 2 metres during the morning, then decreasing to 1 to 1.5 metres around midday.
1st Swell
West to southwesterly 1.5 to 2.5 metres.
Weather
Cloudy. 95% chance of showers.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Buchanan Bay Temperature Statistics View More

September Temperature

Garden Island (4km)

  • Lowest 1 September, 2025

    7.5 °C

  • Average September

    14.3 °C

  • Highest 12 September, 2025

    24.1 °C

Climate (2020–Present)

Garden Island (4km)

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  • Average Low 2020–2025

    15.1 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    23.3 °C
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