Birchmont Weather Forecast

    • 15
    • 18

    Showers. Windy

    • 13
    • 15

    Shower or two

    • 11
    • 17

    Shower or two

    • 15
    • 18

    Showers

    • 12
    • 17

    Shower or two

    • 14
    • 18

    Cloudy

    • 12
    • 19

    Cloudy

Today 14 Sep Lower West

Cloudy. Very high chance of showers, most likely during the morning and afternoon. The chance of a thunderstorm in the south during the morning and afternoon. Damaging winds possible. Winds northwesterly 35 to 50 km/h tending westerly 35 to 55 km/h in the middle of the day then decreasing to 30 to 45 km/h in the evening. Daytime maximum temperatures between 15 and 19.

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  • Temperature Forecast Bureau of Meteorology

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Birchmont Temperature Statistics View More

September Temperature

Mandurah (21km)

  • Lowest 8 September, 2025

    6.8 °C
  • Average September

    14.4 °C
  • Highest 12 September, 2025

    21.1 °C

Climate (2020–Present)

Mandurah (21km)

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  • Average Low 2020–2025

    15.1 °C
  • Average 2020–2025

    19.2 °C
  • Average High 2020–2025

    23.8 °C
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