Swan River - Matilda Bay Weather Forecast

    • 5
    • 18

    Partly cloudy

    • 6
    • 21

    Mostly sunny

    • 7
    • 23

    Sunny

    • 11
    • 26

    Mostly sunny

    • 13
    • 22

    Showers

    • 12
    • 20

    Showers. Becoming windy

    • 9
    • 18

    Shower or two

Today 9 Sep Perth

Partly cloudy. Winds southeasterly 15 to 20 km/h becoming light in the late evening.

Melville Waters

Wind
Southeasterly below 10 knots.
Weather
Partly cloudy.
Weather Situation
Winds will remain east to southeasterly for the remainder of the week as a high pressure system moves eastward over the south of the state. Winds then freshen out of the north on Friday ahead of the next cold front.
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Swan River - Matilda Bay Temperature Statistics View More

September Temperature

Swanbourne (6km)

  • Lowest 8 September, 2025

    6.2 °C

  • Average September

    13 °C

  • Highest 1 September, 2025

    20.3 °C

Climate (2020–Present)

Swanbourne (6km)

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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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