Duck Rock Weather Forecast

    • 19
    • 26

    Windy. Sunny

    • 19
    • 26

    Sunny

    • 20
    • 27

    Sunny

    • 22
    • 28

    Sunny

    • 20
    • 24

    Becoming windy. Partly cloudy

    • 17
    • 24

    Windy. Mostly sunny

    • 18
    • 26

    Sunny

Today 13 Jan Lower West

Sunny. Winds south to southwesterly 20 to 30 km/h turning southeasterly in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 15 to 25 knots, reaching up to 30 knots in the evening. Winds turning southeasterly 15 to 20 knots in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly below 1 metre.
Weather
Sunny.
Weather Situation
A ridge of high pressure will remain over the southwest of the state this week, a west coast trough starting to develop from Wednesday. The trough will deepen before moving inland on Friday ahead of a cold front approaching the southwest on the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Duck Rock Temperature Statistics View More

January Temperature

Rottnest Island (4km)

  • Lowest 9 January, 2026

    16.5 °C

  • Average January

    22.2 °C

  • Highest 1 January, 2026

    31.2 °C

Climate (2021–Present)

Rottnest Island (4km)

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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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