Perth FAD5 (offshore) Weather Forecast

    • 18
    • 20

    Shower

    • 15
    • 17

    Storm

    • 15
    • 17

    Shower

    • 16
    • 17

    Shower

    • 15
    • 17

    Shower

    • 15
    • 19

    Sunny

    • 17
    • 19

    Partly cloudy

Today 2 Aug Lower West

Cloudy. High chance of showers. Winds westerly 20 to 30 km/h increasing to 25 to 35 km/h in the late evening.

Perth Coastal Waters

Two Rocks to Dawesville, offshore from Rottnest Island
Wind
Westerly 20 to 30 knots.
Seas
2 metres.
1st Swell
Westerly 3 to 4 metres.
Weather
Partly cloudy. 70% chance of showers.
Weather Situation
A cold front continues to move east over Esperance waters Saturday evening the Eucla on Sunday. A second, stronger, cold front will move over southern WA on Sunday, accompanied by a vigorous westerly flow. From Monday, a weak ridge will develop across central WA allowing a moist westerly flow to continue across the southwest coast. A weak cold front brushes the south coast on Tuesday before the ridge slips south of the State on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Perth FAD5 (offshore) Temperature Statistics View More

August Temperature

Rottnest Island (37km)

  • Lowest 1 August, 2025

    13.7 °C

  • Average August

    14.6 °C

  • Highest

    –

Climate (2020–Present)

Rottnest Island (37km)

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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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