Garden Island Weather Forecast

    • 24
    • 33

    Mostly sunny

    • 21
    • 28

    Partly cloudy

    • 20
    • 25

    Partly cloudy

    • 17
    • 31

    Sunny

    • 18
    • 30

    Sunny

    • 18
    • 29

    Mostly sunny

    • 15
    • 28

    Sunny

Today 15 Dec Perth

Mostly sunny. The chance of a thunderstorm. The chance of smoke haze about the southern suburbs later this evening. Winds westerly 20 to 30 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
West to northwesterly about 10 knots becoming southwesterly in the late evening.
Seas
Below 0.5 metres.
1st Swell
Southwesterly around 1 metre.
Weather
Partly cloudy. The chance of fog later this evening with reduced visibility.
Weather Situation
A deep trough near the west coast is moving inland today. A weak cold front will brush past the southwest coast on Tuesday, followed by a new ridge building across the southwest coast from Wednesday. A new west coast trough will form on Friday.
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  • 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

    21.7 °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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