Buchanan Bay Weather Forecast

    • 24
    • 39

    Clear

    • 24
    • 33

    Mostly sunny

    • 21
    • 29

    Partly cloudy

    • 20
    • 25

    Partly cloudy

    • 17
    • 32

    Sunny

    • 19
    • 30

    Sunny

    • 18
    • 28

    Partly cloudy

Today 14 Dec Perth

Clear. Winds east to northeasterly 20 to 30 km/h.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northeasterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly below 1 metre.
Weather
Mostly clear.
Weather Situation
A trough is deepening offshore from the west coast associated with a low pressure system. The trough will move back to the west coast on Monday, before moving inland ahead of a cold front brushing the south coast by Tuesday. A new ridge will build across the southwest coast from Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Buchanan Bay Temperature Statistics View More

December Temperature

Garden Island (4km)

  • Lowest 4 December, 2025

    16.4 °C

  • Average December

    21.2 °C

  • Highest 1 December, 2025

    36.8 °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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