Perth FAD2 (offshore) Weather Forecast

    • 18
    • 22

    Windy

    • 18
    • 24

    Windy

    • 21
    • 23

    Partly cloudy

    • 22
    • 23

    Windy

    • 19
    • 23

    Windy

    • 20
    • 23

    Sunny

    • 22
    • 24

    Partly cloudy

Today 9 Jan Lower West

Partly cloudy. Winds southerly 15 to 25 km/h turning southeasterly 20 to 30 km/h before dawn. Daytime maximum temperatures around 30.

Perth Coastal Waters

Two Rocks to Dawesville, offshore from Rottnest Island
Wind
South to southeasterly 20 to 30 knots decreasing to 15 to 25 knots in the early morning then increasing to 20 to 30 knots in the evening.
Seas
1.5 to 2.5 metres, decreasing to 1 to 1.5 metres around midday, then increasing to 2 metres by early evening.
1st Swell
South to southwesterly 1 to 2 metres.
Weather
Partly cloudy.
Weather Situation
A ridge will continue to strengthen over southern parts of the state today, persisting about the south coast through the weekend. A west coast trough will develop on the weekend and start to move inland on Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Perth FAD2 (offshore) Temperature Statistics View More

January Temperature

Rottnest Island (48km)

  • Lowest 7 January, 2026

    18.7 °C

  • Average January

    22.4 °C

  • Highest 1 January, 2026

    31.2 °C

Climate (2021–Present)

Rottnest Island (48km)

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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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