Carnac Island Weather Forecast

    • 16
    • 28

    Sunny

    • 16
    • 31

    Mostly sunny

    • 18
    • 31

    Mostly sunny

    • 20
    • 25

    Showers

    • 18
    • 22

    Windy. Showers

    • 17
    • 22

    Windy. Showers easing

    • 18
    • 21

    Showers

Today 24 Mar Perth

Sunny. Winds southeasterly 20 to 30 km/h.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 25 knots tending southeasterly 15 to 20 knots in the evening.
Seas
1.5 metres.
1st Swell
Southwesterly below 1 metre.
Weather
Sunny.
Weather Situation
A ridge is directing southeasterly winds over the local waters. An offshore trough will deepen from Thursday, with winds turning easterly. Towards the weekend, Ex-Tropical Cyclone Narelle will most likely approach the west coast from the north.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Carnac Island Temperature Statistics View More

March Temperature

Garden Island (13km)

  • Lowest 1 March, 2026

    14.3 °C

  • Average March

    22.5 °C

  • Highest 18 March, 2026

    36.6 °C

Climate (2021–Present)

Garden Island (13km)

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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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