Swan River - Pier 21 Marina Weather Forecast

    • 12
    • 20

    Partly cloudy

    • 12
    • 21

    Partly cloudy

    • 14
    • 23

    Possible shower

    • 15
    • 20

    Shower or two

    • 12
    • 19

    Shower or two

    • 10
    • 19

    Possible shower

    • 10
    • 20

    Partly cloudy

Today 19 Oct Perth

Partly cloudy. Light winds becoming west to southwesterly 15 to 20 km/h in the middle of the day then becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Variable about 10 knots.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge builds in the wake of a cold front that passed Sunday morning. Another cold front is approaching on Tuesday, crossing the local waters late Wednesday.
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  • Temperature Forecast Bureau of Meteorology

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Swan River - Pier 21 Marina Temperature Statistics View More

October Temperature

Swanbourne (8 km)

  • Lowest 2 October, 2026

    8.9 °C

  • Average October

    16.9 °C

  • Highest 13 October, 2026

    28.3 °C

Climate (2021–2026)

Swanbourne (8 km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    24.3 °C
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