Little Armstrong Bay Weather Forecast

    • 12
    • 18

    Partly cloudy

    • 11
    • 21

    Becoming windy. Partly cloudy

    • 13
    • 22

    Sunny

    • 17
    • 24

    Late shower or two

    • 16
    • 21

    Possible morning storm. Showers

    • 16
    • 21

    Cloudy

    • 16
    • 21

    Shower or two

Today 11 Oct Lower West

Partly cloudy. Winds southerly 15 to 20 km/h turning southeasterly in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 20 knots tending southeasterly in the late evening.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A cold front has passed the southwest, with a ridge extending over Perth and Melville waters. The ridge will slowly move east with the next cold front approaching the southwest from Wednesday night.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Little Armstrong Bay Temperature Statistics View More

October Temperature

Rottnest Island (1 km)

  • Lowest 2 October, 2026

    12.3 °C

  • Average October

    16.6 °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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