Third Rocks Weather Forecast

    • 10
    • 16

    Partly cloudy

    • 10
    • 17

    Partly cloudy

    • 9
    • 18

    Mostly sunny

    • 12
    • 19

    Showers developing

    • 10
    • 17

    Possible shower

    • 9
    • 18

    Mostly sunny

    • 10
    • 18

    Partly cloudy

Today 2 Jul Perth

Cloudy. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southeasterly about 10 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Cloudy.
Weather Situation
A ridge lies to the south, with a high pressure centre moving into the Bight on Friday. A cold front will move through later Sunday afternoon and evening. A new ridge will rapidly develop to the south on Monday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Third Rocks Temperature Statistics View More

July Temperature

Garden Island (8km)

  • Lowest 1 July, 2026

    10.4 °C

  • Average July

    15.5 °C

  • Highest

    –

Climate (2021–2026)

Garden Island (8km)

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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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