Golden Bay Weather Forecast

    • 13
    • 20

    Mostly sunny

    • 11
    • 19

    Partly cloudy

    • 13
    • 20

    Partly cloudy

    • 11
    • 17

    Shower or two

    • 11
    • 19

    Showers

    • 14
    • 19

    Shower or two

    • 13
    • 19

    Shower or two

Today 23 Sep Mandurah

Mostly sunny. Winds southwesterly 15 to 20 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Mostly sunny.
Weather Situation
A cold front will pass south of the area on Thursday. A ridge will extend across the west coast behind this front as a low pressure centre and trough start to develop over southern WA from late Friday, resulting in a freshening of winds over the Perth Local Waters.
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  • Temperature Forecast Bureau of Meteorology

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Golden Bay Temperature Statistics View More

September Temperature

Mandurah (11km)

  • Lowest 1 September, 2026

    10.4 °C

  • Average September

    16.8 °C

  • Highest 16 September, 2026

    26.9 °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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