Southern Harbour Weather Forecast

    • 19
    • 29

    Clear

    • 18
    • 25

    Becoming windy. Mostly sunny

    • 13
    • 25

    Becoming windy. Sunny

    • 16
    • 27

    Sunny

    • 18
    • 30

    Sunny

    • 19
    • 32

    Sunny

    • 21
    • 32

    Sunny

Today 27 Feb Perth

Clear. Winds southwesterly 15 to 20 km/h.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 15 to 20 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly below 1 metre.
Weather
Clear.
Weather Situation
A west coast trough has begun moving inland. A weak cold front will pass through the Bight on Saturday, followed by a new ridge developing over southwest WA.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Southern Harbour Temperature Statistics View More

February Temperature

Garden Island (12km)

  • Lowest 17 February, 2026

    15.2 °C

  • Average February

    22.8 °C

  • Highest 2 February, 2026

    40.4 °C

Climate (2021–Present)

Garden Island (12km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    23.3 °C
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