Porpoise Bay Weather Forecast

    • 18
    • 26

    Clear

    • 18
    • 23

    Becoming windy. Sunny

    • 14
    • 21

    Windy. Sunny

    • 14
    • 21

    Windy. Sunny

    • 13
    • 22

    Windy. Mostly sunny

    • 14
    • 22

    Windy. Sunny

    • 17
    • 24

    Sunny

Today 11 Nov Lower West

Clear. Winds south to southeasterly 15 to 20 km/h.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 20 knots tending southeasterly 10 to 15 knots in the late evening.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly below 1 metre.
Weather
Clear.
Weather Situation
Easterly winds prevail over the local waters until Wednesday when winds ease slightly ahead of the next ridge developing in the latter half of the week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Porpoise Bay Temperature Statistics View More

November Temperature

Rottnest Island (3km)

  • Lowest 2 November, 2025

    11.9 °C

  • Average November

    19 °C

  • Highest 3 November, 2025

    26.8 °C

Climate (2020–Present)

Rottnest Island (3km)

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  • Average Low 2020–2025

    16 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    22.8 °C
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