Cathedral Rocks Weather Forecast

    • 11
    • 18

    Clear

    • 11
    • 19

    Mostly sunny

    • 15
    • 20

    Showers easing. Windy

    • 12
    • 17

    Possible morning shower

    • 10
    • 17

    Partly cloudy

    • 11
    • 20

    Sunny

    • 13
    • 20

    Possible shower

Today 24 Jul Lower West

Clear. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
East to northeasterly about 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly around 1 metre.
Weather
Clear.
Weather Situation
A high pressure system near the Eucla coast extends a ridge over southern WA. The high will slowly move east on Saturday ahead of a cold front which will cross the southwest of the state on Sunday. A new ridge will develop over southern WA from Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cathedral Rocks Temperature Statistics View More

July Temperature

Rottnest Island (5km)

  • Lowest 1 July, 2026

    9.9 °C

  • Average July

    15.4 °C

  • Highest 15 July, 2026

    21.8 °C

Climate (2021–2026)

Rottnest Island (5km)

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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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