Perth FAD3 (offshore) Weather Forecast

    • 17
    • 21

    Sunny

    • 18
    • 23

    Partly cloudy

    • 19
    • 25

    Sunny

    • 22
    • 25

    Partly cloudy

    • 23
    • 23

    Shower

    • 21
    • 23

    Shower

    • 20
    • 22

    Partly cloudy

Today 19 Apr Perth

Mostly sunny. Winds southeasterly 15 to 25 km/h turning easterly 15 to 20 km/h in the late morning and afternoon.

Perth Coastal Waters

Two Rocks to Dawesville, offshore from Rottnest Island
Wind
Southeasterly 15 to 20 knots turning easterly in the evening.
Seas
1 to 2 metres, decreasing to 1 metre around midday.
1st Swell
South to southwesterly 1.5 to 2.5 metres.
Weather
Mostly sunny.
Weather Situation
A strong high pressure ridge is developing to the south. The high will move through the Southern Ocean during the weekend with a new trough starting to deepen offshore from the west coast by Sunday. The trough will move inland during Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Perth FAD3 (offshore) Temperature Statistics View More

April Temperature

Rottnest Island (46km)

  • Lowest 18 April, 2025

    15 °C

  • Average April

    21.7 °C

  • Highest 11 April, 2025

    28.7 °C

Climate (2020–Present)

Rottnest Island (46km)

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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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