Birchmont Weather Forecast

    • 12
    • 20

    Mostly sunny

    • 13
    • 19

    Possible shower

    • 12
    • 20

    Partly cloudy

    • 13
    • 18

    Shower or two

    • 11
    • 18

    Shower or two

    • 12
    • 18

    Shower or two

    • 13
    • 18

    Shower or two

Today 22 Sep Lower West

Mostly sunny. The chance of morning fog inland. Light winds becoming southwesterly 15 to 20 km/h in the middle of the day then becoming light in the evening. Overnight temperatures falling to around 10 with daytime temperatures reaching the low 20s.

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Birchmont Temperature Statistics View More

September Temperature

Mandurah (21km)

  • Lowest 1 September, 2026

    10.4 °C

  • Average September

    16.8 °C

  • Highest 16 September, 2026

    26.9 °C

Climate (2021–2026)

Mandurah (21km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    19.1 °C

  • Average High 2021–2026

    23.8 °C
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