Harvey Estuary Weather Forecast

    • 11
    • 20

    Possible shower

    • 9
    • 20

    Partly cloudy

    • 11
    • 20

    Possible shower developing

    • 10
    • 17

    Shower or two

    • 10
    • 19

    Shower or two

    • 12
    • 18

    Shower or two

    • 11
    • 19

    Partly cloudy

Today 23 Sep Lower West

Partly cloudy. The chance of fog in the morning, mainly inland. Medium chance of showers, most likely in the morning and early afternoon. Light winds becoming southwesterly 15 to 20 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching the low 20s.

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Harvey Estuary Temperature Statistics View More

September Temperature

Mandurah (23km)

  • Lowest 1 September, 2026

    10.4 °C

  • Average September

    16.8 °C

  • Highest 16 September, 2026

    26.9 °C

Climate (2021–2026)

Mandurah (23km)

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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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