Marmion Beach Weather Forecast

    • 20
    • 28

    Clear

    • 18
    • 29

    Mostly sunny

    • 18
    • 29

    Mostly sunny

    • 17
    • 28

    Sunny

    • 17
    • 30

    Mostly sunny

    • 18
    • 31

    Mostly sunny

    • 21
    • 28

    Shower or two

Today 21 Mar Perth

Clear. Winds west to southwesterly 15 to 25 km/h tending south to southwesterly 15 to 20 km/h in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 15 to 20 knots turning southerly 20 to 25 knots in the evening.
Seas
1.5 metres.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Clear.
Weather Situation
A west coast trough has moves east of the local waters. A new ridge will arrive in the southwest on Sunday, strengthening as it stretches along the south coast from Monday, directing southeasterly winds over the local waters.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Marmion Beach Temperature Statistics View More

March Temperature

Swanbourne (13km)

  • Lowest 1 March, 2026

    12.4 °C

  • Average March

    23.4 °C

  • Highest 7 March, 2026

    38.2 °C

Climate (2021–Present)

Swanbourne (13km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    24.3 °C
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