Golden Bay Weather Forecast

    • 6
    • 17

    Mostly sunny

    • 6
    • 17

    Mostly sunny

    • 8
    • 19

    Mostly sunny

    • 10
    • 20

    Sunny

    • 10
    • 23

    Sunny

    • 13
    • 19

    Showers

    • 10
    • 18

    Shower or two

Today 12 Aug Mandurah

Mostly sunny. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Variable about 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 2 to 3 metres, decreasing to 1.5 to 2 metres during the afternoon.
Weather
Mostly sunny.
Weather Situation
A ridge is moving in over the west coast and will gradually extend across southern WA over the next few days, dominating the weather pattern until the end of the week.
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  • Temperature Forecast Bureau of Meteorology

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Golden Bay Temperature Statistics View More

August Temperature

Mandurah (11km)

  • Lowest 11 August, 2026

    5.4 °C

  • Average August

    13.7 °C

  • Highest 3 August, 2026

    19.6 °C

Climate (2021–2026)

Mandurah (11km)

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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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