Golden Bay Weather Forecast

    • 12
    • 20

    Shower or two. Possible storm

    • 15
    • 19

    Showers

    • 12
    • 19

    Shower or two

    • 14
    • 18

    Showers

    • 11
    • 18

    Partly cloudy

    • 11
    • 21

    Mostly sunny

    • 12
    • 22

    Sunny

Today 27 Sep Mandurah

Partly cloudy. Medium chance of showers. The chance of a thunderstorm in the morning and afternoon. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southeasterly 10 to 15 knots becoming variable below 10 knots in the early morning.
Seas
Around 1 metre, decreasing below 0.5 metres during the morning.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm during the morning and afternoon.
Weather Situation
A trough and low will move close to the west coast today bringing light winds. On Monday the low will slip south of the state. A cold front will approach on Tuesday and move through during Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Golden Bay Temperature Statistics View More

September Temperature

Mandurah (11km)

  • Lowest 1 September, 2026

    10.4 °C

  • Average September

    16.7 °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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