Cooloongup Weather Forecast

    • 10
    • 20

    Mostly sunny

    • 12
    • 19

    Partly cloudy

    • 11
    • 18

    Partly cloudy

    • 8
    • 17

    Mostly sunny

    • 12
    • 19

    Showers

    • 12
    • 17

    Showers

    • 10
    • 17

    Shower or two

Today 21 Aug Perth

Sunny. Patchy fog about the hills early this morning. Light winds becoming easterly 15 to 20 km/h in the morning then becoming light in the middle of the day.

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Cooloongup Temperature Statistics View More

August Temperature

Garden Island (9km)

  • Lowest 11 August, 2026

    7.7 °C

  • Average August

    14.7 °C

  • Highest 16 August, 2026

    23.7 °C

Climate (2021–2026)

Garden Island (9km)

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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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