Upper Swan Weather Forecast

    • 11
    • 21

    Showers

    • 9
    • 19

    Shower or two

    • 10
    • 19

    Showers easing

    • 7
    • 21

    Partly cloudy

    • 8
    • 24

    Sunny

    • 9
    • 25

    Sunny

    • 10
    • 23

    Mostly sunny

Today 28 Sep Perth

Partly cloudy. High chance of showers, becoming less likely in the late afternoon and evening. Winds north to northwesterly 15 to 20 km/h shifting southwesterly 15 to 25 km/h in the afternoon then becoming south to southwesterly and light in the late evening.

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  • Temperature Forecast Bureau of Meteorology

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Upper Swan Temperature Statistics View More

September Temperature

Pearce RAAF Base (11km)

  • Lowest 2 September, 2026

    6.2 °C

  • Average September

    16.3 °C

  • Highest 17 September, 2026

    31.2 °C

Climate (2021–2026)

Pearce RAAF Base (11km)

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  • Average Low 2021–2026

    13 °C

  • Average 2021–2026

    19.2 °C

  • Average High 2021–2026

    26.7 °C
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