Marjorie Bay Weather Forecast

    • 14
    • 18

    Shower or two

    • 14
    • 17

    Showers. Becoming windy

    • 12
    • 16

    Showers. Very windy

    • 12
    • 17

    Showers

    • 13
    • 17

    Showers easing. Windy

    • 11
    • 17

    Possible shower

    • 12
    • 17

    Partly cloudy

Today 6 Aug Lower West

Partly cloudy. High chance of showers in the south, slight chance elsewhere. Winds northwesterly 15 to 20 km/h becoming light in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 10 to 15 knots.
Seas
Around 1 metre.
1st Swell
West to southwesterly 2.5 to 3 metres.
Weather
Cloudy. 70% chance of showers.
Weather Situation
A cold front will reach the area early Friday before stagnating. A stronger cold front will arrive on Saturday morning, to be followed by a vigorous southwesterly flow. Winds will ease on Saturday night and Sunday under the influence of a high pressure ridge before the next cold front arrives on Monday.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marjorie Bay Temperature Statistics View More

August Temperature

Rottnest Island (3km)

  • Lowest 2 August, 2026

    10.4 °C
  • Average August

    15.6 °C
  • Highest 3 August, 2026

    20.4 °C

Climate (2021–2026)

Rottnest Island (3km)

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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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