Carnac Island Weather Forecast

    • 15
    • 25

    Sunny

    • 14
    • 22

    Partly cloudy

    • 14
    • 22

    Showers easing

    • 14
    • 21

    Possible shower

    • 15
    • 21

    Partly cloudy

    • 15
    • 22

    Shower or two

    • 11
    • 23

    Sunny

Today 29 Oct Perth

Sunny. Winds west to southwesterly 15 to 25 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly below 10 knots tending southwesterly 10 to 15 knots in the early afternoon then decreasing to below 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Southwesterly around 1 metre.
Weather
Sunny.
Weather Situation
A weak ridge over the local waters moves east as a cold front crosses the west coast on Saturday. A ridge develops from Sunday as a second front approaches the southwest corner on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Carnac Island Temperature Statistics View More

October Temperature

Garden Island (13 km)

  • Lowest 24 October, 2026

    7.3 °C

  • Average October

    16.9 °C

  • Highest 14 October, 2026

    29.7 °C

Climate (2021–2026)

Garden Island (13 km)

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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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