Harvey Estuary Weather Forecast

    • 9
    • 17

    Shower or two

    • 12
    • 18

    Showers

    • 11
    • 17

    Shower or two

    • 11
    • 18

    Partly cloudy

    • 9
    • 20

    Sunny

    • 10
    • 22

    Sunny

    • 13
    • 25

    Sunny

Today 16 Sep Lower West

Partly cloudy. High chance of showers in the south, medium chance elsewhere. Light winds becoming west to northwesterly 15 to 20 km/h in the middle of the day then tending north to northwesterly in the late evening. Daytime maximum temperatures between 16 and 19.

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Harvey Estuary Temperature Statistics View More

September Temperature

Mandurah (23km)

  • Lowest 8 September, 2025

    6.8 °C

  • Average September

    14.3 °C

  • Highest 12 September, 2025

    21.1 °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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