Golden Bay Weather Forecast

    • 11
    • 20

    Sunny day. Showers increasing

    • 14
    • 18

    Showers easing

    • 12
    • 18

    Possible shower

    • 9
    • 19

    Shower or two

    • 12
    • 17

    Showers

    • 12
    • 15

    Showers easing

    • 10
    • 17

    Showers

Today 3 Aug Mandurah

Sunny day. Very high chance of showers, most likely in the evening. The chance of a thunderstorm in the late afternoon and evening. Winds northeasterly 15 to 20 km/h tending northerly 15 to 25 km/h in the middle of the day then tending northwesterly 15 to 20 km/h in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northeasterly 10 to 15 knots turning northwesterly 15 to 20 knots in the afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon.
Weather
Mostly sunny. 90% chance of showers. The chance of a thunderstorm in the late afternoon and evening.
Weather Situation
A trough will approach today, before moving east on Tuesday, followed by a cold front along the southwest coast. A weak ridge will briefly return on Wednesday, before weakening on Thursday ahead of the next cold front.
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  • Temperature Forecast Bureau of Meteorology

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Golden Bay Temperature Statistics View More

August Temperature

Mandurah (11km)

  • Lowest 2 August, 2026

    9 °C

  • Average August

    12.4 °C

  • Highest 1 August, 2026

    16.4 °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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