Little Armstrong Bay Weather Forecast

    • 15
    • 21

    Possible shower

    • 17
    • 22

    Showers increasing. Windy

    • 15
    • 19

    Possible shower. Windy

    • 12
    • 21

    Wind easing. Sunny

    • 15
    • 25

    Sunny

    • 18
    • 24

    Shower or two. Wind easing

    • 16
    • 21

    Shower or two

Today 30 Oct Lower West

Partly cloudy. Medium chance of showers in the south, slight chance elsewhere. Winds westerly 15 to 25 km/h becoming light in the evening. Daytime maximum temperatures in the low 20s.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 10 to 15 knots decreasing to about 10 knots in the evening.
Seas
Below 1 metre.
1st Swell
West to southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A weak ridge of high pressure extends across the local waters. A front will reach the local waters late Friday and track eastwards on Saturday, a stronger ridge developing behind it.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Little Armstrong Bay Temperature Statistics View More

October Temperature

Rottnest Island (1km)

  • Lowest 21 October, 2025

    11.2 °C

  • Average October

    16.9 °C

  • Highest 28 October, 2025

    32.4 °C

Climate (2020–Present)

Rottnest Island (1km)

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  • Average Low 2020–2025

    16 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    22.8 °C
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