Perth FAD1 (offshore) Weather Forecast

    • 15
    • 16

    Shower

    • 15
    • 17

    Shower

    • 15
    • 18

    Shower

    • 15
    • 20

    Sunny

    • 17
    • 19

    Shower

    • 18
    • 19

    Shower

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    • 16

    Shower

Today 4 Aug Perth

Cloudy. High chance of showers. Winds southwesterly 15 to 25 km/h becoming light before dawn then becoming westerly 15 to 20 km/h in the middle of the day.

Perth Coastal Waters

Two Rocks to Dawesville, offshore from Rottnest Island
Wind
Southwesterly 15 to 25 knots tending westerly 15 to 20 knots in the middle of the day.
Seas
1.5 to 2.5 metres, decreasing to 1 metre during the morning.
1st Swell
Southwesterly 5 to 7 metres, decreasing to 5 metres during the afternoon.
Weather
Cloudy. 80% chance of showers.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Perth FAD1 (offshore) Temperature Statistics View More

August Temperature

Rottnest Island (55km)

  • Lowest 3 August, 2025

    10.2 °C

  • Average August

    16 °C

  • Highest 1 August, 2025

    20.2 °C

Climate (2020–Present)

Rottnest Island (55km)

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  • Average Low 2020–2025

    16.1 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    22.8 °C
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