Perth FAD2 (offshore) Weather Forecast

    • 15
    • 17

    Shower

    • 16
    • 18

    Shower

    • 16
    • 17

    Cloudy

    • 16
    • 18

    Shower

    • 16
    • 18

    Sunny

    • 16
    • 20

    Sunny

    • 18
    • 21

    Sunny

Today 16 Sep Lower West

Partly cloudy. Winds west to northwesterly 15 to 20 km/h tending north to northwesterly in the evening.

Perth Coastal Waters

Two Rocks to Dawesville, offshore from Rottnest Island
Wind
Northwesterly 15 to 20 knots increasing to 20 to 25 knots in the late evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 3 metres.
Weather
Partly cloudy.
Weather Situation
A ridge of high pressure about the central west coast. Fresh to strong northwesterly winds will push over southwestern waters ahead of a cold front arriving Wednesday. A series of weak fronts then brush the far south through to late Thursday. Another ridge begins strengthening over the central west from Thursday and slips south on Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Perth FAD2 (offshore) Temperature Statistics View More

September Temperature

Rottnest Island (48km)

  • Lowest 8 September, 2025

    8.2 °C

  • Average September

    14.9 °C

  • Highest 12 September, 2025

    22.4 °C

Climate (2020–Present)

Rottnest Island (48km)

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  • Average Low 2020–2025

    16 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    22.8 °C
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