Swan River - Pier 21 Marina Weather Forecast

    • 14
    • 21

    Partly cloudy

    • 12
    • 23

    Mostly sunny

    • 14
    • 21

    Partly cloudy

    • 14
    • 19

    Showers

    • 12
    • 19

    Shower or two

    • 13
    • 20

    Shower or two

    • 13
    • 19

    Possible shower

Today 5 Oct Perth

Partly cloudy. The chance of smoke haze early this morning, mainly about the hills. Light winds becoming 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
South to southwesterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A weak ridge extending over the local waters will move east on Monday as a weak cold front brushes past the southwest coast. A trough will extend along the west coast on Tuesday, moving inland on Wednesday ahead of an approaching cold front. A series of cold fronts will then cross southwest WA in the second half of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan River - Pier 21 Marina Temperature Statistics View More

October Temperature

Swanbourne (8 km)

  • Lowest 2 October, 2026

    8.9 °C

  • Average October

    15.4 °C

  • Highest 2 October, 2026

    23.3 °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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