Perth FAD4 (offshore) Weather Forecast

    • 18
    • 24

    Partly cloudy

    • 19
    • 24

    Windy

    • 20
    • 23

    Partly cloudy

    • 20
    • 23

    Partly cloudy

    • 21
    • 23

    Sunny

    • 22
    • 24

    Sunny

    • 24
    • 25

    Sunny

Today 12 Mar Lower West

Mostly clear. Winds east to southeasterly 15 to 25 km/h.

Perth Coastal Waters

Two Rocks to Dawesville, offshore from Rottnest Island
Wind
Southeasterly 15 to 25 knots increasing to 20 to 30 knots in the evening.
Seas
1.5 metres.
1st Swell
South to southwesterly 1 to 1.5 metres.
Weather
Mostly clear.
Weather Situation
A strong ridge extends over southern WA and will persist until the end of the week. A west coast trough will develop later this weekend and into early next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Perth FAD4 (offshore) Temperature Statistics View More

March Temperature

Rottnest Island (43km)

  • Lowest 11 March, 2026

    15.1 °C

  • Average March

    21.5 °C

  • Highest 4 March, 2026

    29.1 °C

Climate (2021–Present)

Rottnest Island (43km)

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  • Average Low 2021–2026

    16.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.8 °C
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