Upper Swan Weather Forecast

    • 10
    • 19

    Showers

    • 8
    • 18

    Shower or two

    • 7
    • 19

    Partly cloudy

    • 6
    • 22

    Shower or two

    • 9
    • 17

    Showers

    • 6
    • 15

    Showers

    • 3
    • 16

    Shower or two

Today 20 Aug Perth

Cloudy. Very high chance of showers, becoming less likely during this evening. The chance of a thunderstorm during the morning and afternoon. Winds northwesterly 15 to 25 km/h turning west to southwesterly 25 to 35 km/h in the late morning and early afternoon.

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Upper Swan Temperature Statistics View More

August Temperature

Pearce RAAF Base (11km)

  • Lowest 16 August, 2025

    2.6 °C

  • Average August

    14.5 °C

  • Highest 13 August, 2025

    25.8 °C

Climate (2020–Present)

Pearce RAAF Base (11km)

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  • Average Low 2020–2025

    13.1 °C

  • Average 2020–2025

    19.2 °C

  • Average High 2020–2025

    26.7 °C
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