Perth Weather Forecast

    • 11
    • 23

    Partly cloudy

    • 11
    • 18

    Shower or two

    • 12
    • 23

    Shower or two

    • 13
    • 21

    Showers

    • 12
    • 20

    Shower or two

    • 12
    • 19

    Showers

    • 10
    • 19

    Shower or two

Today 25 Sep Perth

Partly cloudy. Slight chance of a shower. Winds southeasterly 25 to 40 km/h.

Melville Waters

Wind
Southeasterly 10 to 15 knots.
Weather
Partly cloudy.
Weather Situation
A ridge is extending south of the state. An inland trough and low will move west on the weekend across southern and central WA, moving close to the west coast on Sunday. A high will develop south of the Bight on the weekend and move east for the following few days. On Monday the low will slip into the Bight and the trough will move east, ahead of the next cold front which will approach on Tuesday.
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  • Temperature Forecast Bureau of Meteorology

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Perth Temperature Statistics View More

September Temperature

Perth Metro (4km)

  • Lowest 1 September, 2026

    8.3 °C

  • Average September

    16.7 °C

  • Highest 16 September, 2026

    30.3 °C

Climate (2021–2026)

Perth Metro (4km)

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  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    25.5 °C
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