Catherine Bay Weather Forecast

    • 15
    • 20

    Partly cloudy

    • 14
    • 20

    Mostly sunny

    • 15
    • 20

    Partly cloudy

    • 14
    • 19

    Showers. Windy

    • 13
    • 18

    Shower or two. Wind easing

    • 14
    • 19

    Shower or two

    • 13
    • 19

    Shower or two. Becoming windy

Today 5 Oct Lower West

Partly cloudy. The chance of smoke haze early this morning, mainly inland. Light winds becoming southwesterly 15 to 20 km/h in the middle of the day then becoming light in the evening. Daytime maximum temperatures in the low to mid 20s.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
South to southwesterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A weak ridge extending over the local waters will move east on Monday as a weak cold front brushes past the southwest coast. A trough will extend along the west coast on Tuesday, moving inland on Wednesday ahead of an approaching cold front. A series of cold fronts will then cross southwest WA in the second half of the week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Catherine Bay Temperature Statistics View More

October Temperature

Rottnest Island (1 km)

  • Lowest 2 October, 2026

    12.3 °C

  • Average October

    16.2 °C

  • Highest 2 October, 2026

    21.2 °C

Climate (2021–2026)

Rottnest Island (1 km)

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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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