Rossmoyne Weather Forecast

    • 10
    • 19

    Possible shower

    • 9
    • 21

    Partly cloudy

    • 9
    • 23

    Mostly sunny

    • 11
    • 26

    Sunny

    • 12
    • 28

    Sunny

    • 14
    • 29

    Sunny

    • 15
    • 30

    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.

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Rossmoyne Temperature Statistics View More

September Temperature

Jandakot Airport (7km)

  • Lowest 9 September, 2025

    2.2 °C

  • Average September

    13.1 °C

  • Highest 12 September, 2025

    26.3 °C

Climate (2020–Present)

Jandakot Airport (7km)

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  • Average Low 2020–2025

    12.6 °C

  • Average 2020–2025

    18.6 °C

  • Average High 2020–2025

    25.4 °C
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