Marjorie Bay Weather Forecast

    • 15
    • 20

    Partly cloudy

    • 16
    • 21

    Partly cloudy

    • 15
    • 22

    Sunny

    • 17
    • 22

    Mostly sunny

    • 17
    • 21

    Partly cloudy

    • 15
    • 21

    Mostly sunny

    • 14
    • 21

    Mostly sunny

Today 17 May Lower West

Partly cloudy. The chance of morning fog inland. Slight chance of a shower in the south, near zero chance elsewhere. Light winds. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching around 20.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Variable below 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A ridge lies over the region and will persist through the rest of the weekend and into next week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marjorie Bay Temperature Statistics View More

May Temperature

Rottnest Island (3km)

  • Lowest 2 May, 2026

    12.4 °C

  • Average May

    17.5 °C

  • Highest 12 May, 2026

    25.4 °C

Climate (2021–Present)

Rottnest Island (3km)

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  • Average Low 2021–2026

    16 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.7 °C
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