Garden Island Weather Forecast

    • 18
    • 31

    Sunny

    • 20
    • 30

    Sunny

    • 19
    • 33

    Sunny

    • 18
    • 35

    Sunny

    • 24
    • 37

    Possible storm

    • 24
    • 34

    Mostly sunny

    • 22
    • 28

    Partly cloudy

Today 10 Dec Perth

Sunny. Winds south to southwesterly 25 to 35 km/h becoming light in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 20 knots.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Sunny.
Weather Situation
An inland trough will move closer to the west coast by the weekend where it is expected to deepen. The trough will move offshore from the Local Waters on Sunday as a high pressure system moves into the Bight and strengthens.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Garden Island Temperature Statistics View More

December Temperature

Garden Island (1km)

  • Lowest 4 December, 2025

    16.4 °C

  • Average December

    20.4 °C

  • Highest 1 December, 2025

    36.8 °C

Climate (2020–Present)

Garden Island (1km)

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  • Average Low 2020–2025

    15.1 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    23.4 °C
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