Swan River - Preston Point Weather Forecast

    • 12
    • 18

    Possible shower

    • 11
    • 19

    Partly cloudy

    • 11
    • 21

    Mostly sunny

    • 12
    • 23

    Sunny

    • 13
    • 26

    Sunny

    • 15
    • 27

    Sunny

    • 16
    • 27

    Sunny

Today 18 Sep Perth

Partly cloudy. Medium chance of showers in the morning and early afternoon. Light winds becoming southwesterly 15 to 25 km/h in the morning then becoming light in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly 2 to 3 metres.
Weather
Partly cloudy.
Weather Situation
A series of weak fronts brush the southern coast until Friday. A ridge of high pressure is developing to the north, slips south of the Local Waters on Saturday, and will dominate the weather pattern into next week.
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Swan River - Preston Point Temperature Statistics View More

September Temperature

Swanbourne (7km)

  • Lowest 8 September, 2025

    6.2 °C

  • Average September

    14.2 °C

  • Highest 12 September, 2025

    26 °C

Climate (2020–Present)

Swanbourne (7km)

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  • Average Low 2020–2025

    14.5 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    24.3 °C
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