Cathedral Rocks Weather Forecast

    • 15
    • 22

    Clear

    • 17
    • 22

    Mostly sunny

    • 17
    • 20

    Showers

    • 15
    • 19

    Showers

    • 14
    • 19

    Shower or two

    • 15
    • 20

    Partly cloudy

    • 16
    • 20

    Partly cloudy

Today 12 May Lower West

Clear. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Variable below 10 knots.
Seas
Below 0.5 metres.
1st Swell
Westerly 2 metres.
Weather
Clear.
Weather Situation
A ridge is weakening over the local waters. A weak cold front will move through on Wednesday night, followed by another cold front brushing past the south coast on Thursday night into Friday. A new ridge will arrive later Friday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cathedral Rocks Temperature Statistics View More

May Temperature

Rottnest Island (5km)

  • Lowest 2 May, 2026

    12.4 °C

  • Average May

    17.5 °C

  • Highest 11 May, 2026

    25.3 °C

Climate (2021–Present)

Rottnest Island (5km)

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  • Average Low 2021–2026

    16 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.7 °C
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