Third Rocks Weather Forecast

    • 15
    • 29

    Sunny

    • 15
    • 25

    Sunny

    • 15
    • 23

    Mostly sunny

    • 14
    • 23

    Cloud clearing

    • 13
    • 25

    Sunny

    • 14
    • 28

    Mostly sunny

    • 18
    • 27

    Partly cloudy

Today 6 Nov Perth

Sunny. Winds southeasterly 20 to 30 km/h turning easterly in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
South to southwesterly 15 to 20 knots turning southeasterly 10 to 15 knots in the evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
1st Swell
Southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon.
Weather
Sunny.
Weather Situation
A ridge over local waters is strengthening in the wake of a cold front and west coast trough that have moved east. The next front is expected to be well to the south of local waters on Sunday night.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Third Rocks Temperature Statistics View More

November Temperature

Garden Island (8 km)

  • Lowest 4 November, 2026

    12.7 °C

  • Average November

    17.9 °C

  • Highest 2 November, 2026

    21.6 °C

Climate (2021–2026)

Garden Island (8 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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