Harvey Estuary Weather Forecast

    • 10
    • 16

    Showers

    • 11
    • 16

    Showers

    • 7
    • 15

    Partly cloudy

    • 6
    • 16

    Partly cloudy

    • 7
    • 18

    Mostly sunny

    • 8
    • 20

    Mostly sunny

    • 11
    • 21

    Shower or two

Today 6 Sep Lower West

Cloudy. Very high chance of showers, most likely in the morning and early afternoon. The chance of a thunderstorm in the morning and early afternoon, possibly severe with damaging winds. Winds westerly 20 to 30 km/h turning southwesterly 25 to 40 km/h early in the morning then tending west to southwesterly 15 to 20 km/h in the late evening. Overnight temperatures falling to around 9 with daytime temperatures reaching between 14 and 17.

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  • Temperature Forecast Bureau of Meteorology

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Harvey Estuary Temperature Statistics View More

September Temperature

Mandurah (23km)

  • Lowest 1 September, 2025

    8.2 °C
  • Average September

    15 °C
  • Highest 3 September, 2025

    20.1 °C

Climate (2020–Present)

Mandurah (23km)

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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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