Armstrong Rock Weather Forecast

    • 18
    • 23

    Partly cloudy

    • 16
    • 23

    Becoming windy. Partly cloudy

    • 15
    • 24

    Windy. Sunny

    • 16
    • 26

    Wind easing. Sunny

    • 19
    • 26

    Becoming windy. Sunny

    • 19
    • 26

    Becoming windy. Sunny

    • 18
    • 25

    Windy. Mostly sunny

Today 4 Dec Lower West

Partly cloudy. Medium chance of showers in the south, slight chance elsewhere. Winds westerly 15 to 25 km/h turning south to southwesterly 20 to 30 km/h in the late morning and afternoon. Overnight temperatures falling to between 14 and 17 with daytime temperatures reaching the low to high 20s.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 10 to 15 knots turning south to southwesterly in the early afternoon. Winds reaching up to 20 knots along the coastal fringe in the afternoon.
Seas
Around 1 metre.
1st Swell
West to southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Armstrong Rock Temperature Statistics View More

December Temperature

Rottnest Island (1km)

  • Lowest 2 December, 2024

    14 °C

  • Average December

    18.1 °C

  • Highest 1 December, 2024

    23.2 °C

Climate (2019–Present)

Rottnest Island (1km)

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  • Average Low 2019–2024

    16 °C

  • Average 2019–2024

    18.9 °C

  • Average High 2019–2024

    22.8 °C
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