Perth FAD6 (offshore) Weather Forecast

    • 17
    • 21

    Sunny

    • 18
    • 22

    Partly cloudy

    • 19
    • 25

    Sunny

    • 23
    • 25

    Partly cloudy

    • 23
    • 23

    Shower

    • 21
    • 22

    Shower

    • 20
    • 22

    Partly cloudy

Today 19 Apr Lower West

Mostly sunny. Winds southeasterly 15 to 25 km/h turning easterly 15 to 20 km/h in the late morning and afternoon. Daytime maximum temperatures between 19 and 24.

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 FAD6 (offshore) Temperature Statistics View More

April Temperature

Rottnest Island (34km)

  • Lowest 18 April, 2025

    15 °C

  • Average April

    21.7 °C

  • Highest 11 April, 2025

    28.7 °C

Climate (2020–Present)

Rottnest Island (34km)

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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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