Mangles Bay Weather Forecast

    • 12
    • 21

    Mostly clear

    • 14
    • 22

    Mostly sunny

    • 17
    • 19

    Morning showers

    • 14
    • 19

    Cloudy

    • 12
    • 22

    Partly cloudy

    • 15
    • 25

    Partly cloudy

    • 17
    • 27

    Sunny

Today 10 Sep Perth

Mostly clear. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Easterly 10 to 15 knots tending northeasterly in the late evening.
Seas
Below 0.5 metres.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A high in the Bight is directing east to northeasterly winds across the local waters. Winds will tend north to northwesterly on Friday ahead of a weak cold front passing through the area on Saturday, followed by another cold front brushing the southwest coast later on Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mangles Bay Temperature Statistics View More

September Temperature

Garden Island (4km)

  • Lowest 1 September, 2026

    10.2 °C

  • Average September

    15.5 °C

  • Highest 9 September, 2026

    21.8 °C

Climate (2021–2026)

Garden Island (4km)

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  • Average Low 2021–2026

    15.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    23.3 °C
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