Perth Weather Forecast

    • 11
    • 23

    Possible shower developing

    • 11
    • 19

    Shower or two

    • 11
    • 22

    Shower or two

    • 13
    • 21

    Showers

    • 12
    • 20

    Shower or two

    • 13
    • 19

    Showers

    • 10
    • 20

    Possible shower

Today 25 Sep Perth

Partly cloudy. Medium chance of showers during this afternoon and evening. Winds southeasterly 25 to 40 km/h increasing to 30 to 45 km/h in the late evening.

Melville Waters

Wind
Southerly below 10 knots tending southeasterly 10 to 15 knots before dawn.
Weather
Partly cloudy.
Weather Situation
A cold front will pass south of the area during today. A ridge will extend across the southwest coast from Friday night. A trough and low pressure system will arrive near the west coast on Sunday. As the high moves east on Monday, the low pressure system will slip into the Bight, with the trough moving inland again ahead of the next cold front arriving on Tuesday.
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Perth Temperature Statistics View More

September Temperature

Perth Metro (4km)

  • Lowest 1 September, 2026

    8.3 °C

  • Average September

    16.6 °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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