Kwinana Beach Weather Forecast

    • 8
    • 16

    Mostly sunny

    • 12
    • 18

    Showers increasing. Windy

    • 8
    • 15

    Showers easing

    • 9
    • 16

    Showers

    • 12
    • 17

    Showers

    • 9
    • 15

    Shower or two

    • 9
    • 16

    Partly cloudy

Today 19 Jul Perth

The chance of morning fog about the hills. Mostly sunny day. The chance of frost about the hills in the early morning. Slight chance of a shower in the late afternoon and evening. Light winds.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Northeast to southeasterly 10 to 15 knots tending northeasterly in the morning then turning north to northwesterly in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 4 metres, decreasing to 2 to 3 metres during the morning.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Kwinana Beach Temperature Statistics View More

July Temperature

Garden Island (7km)

  • Lowest 17 July, 2025

    8.5 °C

  • Average July

    15.1 °C

  • Highest 1 July, 2025

    21.3 °C

Climate (2020–Present)

Garden Island (7km)

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  • Average Low 2020–2025

    15.2 °C

  • Average 2020–2025

    19 °C

  • Average High 2020–2025

    23.4 °C
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