The Basin Weather Forecast

    • 15
    • 21

    Cloudy

    • 15
    • 21

    Showers easing

    • 15
    • 20

    Shower or two

    • 15
    • 21

    Partly cloudy

    • 16
    • 21

    Morning shower or two

    • 14
    • 21

    Sunny

    • 15
    • 22

    Becoming windy. Sunny

Today 30 Oct Lower West

Partly cloudy. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northwesterly below 10 knots.
Seas
Below 0.5 metres.
1st Swell
West to southwesterly 1 to 1.5 metres.
Weather
Cloudy.
Weather Situation
A cold front approaching from the west will cross the local waters on Saturday morning, followed by a trough on Saturday evening with winds shifting southwesterly then. A ridge will develop to the north later Sunday but westerly winds will continue across local waters until Tuesday when the ridge sinks to the south coast.
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  • Temperature Forecast Bureau of Meteorology

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The Basin Temperature Statistics View More

October Temperature

Rottnest Island (3 km)

  • Lowest 24 October, 2026

    9.1 °C

  • Average October

    16.9 °C

  • Highest 14 October, 2026

    27.4 °C

Climate (2021–2026)

Rottnest Island (3 km)

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  • Average Low 2021–2026

    16.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.8 °C
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