Swan River - Mounts Bay Weather Forecast

    • 11
    • 19

    Partly cloudy

    • 10
    • 20

    Partly cloudy

    • 6
    • 20

    Shower or two

    • 10
    • 18

    Showers

    • 9
    • 16

    Showers

    • 7
    • 17

    Shower or two

    • 7
    • 17

    Showers

Today 4 Aug Perth

Partly cloudy. Medium chance of showers, becoming less likely in the early afternoon. Winds west to southwesterly 15 to 20 km/h becoming light in the evening.

Melville Waters

Wind
West to southwesterly below 10 knots.
Weather
Partly cloudy.
Weather Situation
A trough lies inland of the west coast and is expected to continue moving east on Tuesday, followed by a cold front along the southwest coast. A weak ridge will briefly return on Wednesday, before weakening on Thursday ahead of the next cold front.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan River - Mounts Bay Temperature Statistics View More

August Temperature

Perth Metro (6km)

  • Lowest 2 August, 2026

    4.6 °C

  • Average August

    11 °C

  • Highest 1 August, 2026

    17.7 °C

Climate (2021–2026)

Perth Metro (6km)

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  • Average Low 2021–2026

    13.4 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    25.4 °C
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