Thornlie Weather Forecast

    • 6
    • 16

    Mostly sunny

    • 6
    • 20

    Shower or two

    • 11
    • 18

    Showers

    • 7
    • 17

    Shower or two

    • 5
    • 18

    Shower or two

    • 7
    • 18

    Possible shower

    • 6
    • 19

    Shower or two

Today 10 Jul Perth

Mostly sunny. The chance of frost about the northern suburbs early this morning. The chance of fog about the hills early this morning. Light winds becoming north to northwesterly 15 to 20 km/h in the middle of the day then becoming light in the early afternoon.

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Thornlie Temperature Statistics View More

July Temperature

Jandakot Airport (8km)

  • Lowest 9 July, 2025

    1.4 °C

  • Average July

    12.8 °C

  • Highest 6 July, 2025

    21.7 °C

Climate (2020–Present)

Jandakot Airport (8km)

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  • Average Low 2020–2025

    12.6 °C

  • Average 2020–2025

    18.7 °C

  • Average High 2020–2025

    25.4 °C
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