Swan River - Perth Water Weather Forecast

    • 10
    • 20

    Showers

    • 12
    • 20

    Showers easing

    • 10
    • 19

    Showers

    • 9
    • 20

    Possible shower

    • 7
    • 22

    Partly cloudy

    • 8
    • 22

    Mostly sunny

    • 8
    • 23

    Sunny

Today 3 Sep Perth

Cloudy. The chance of fog early this morning. Very high chance of showers. Light winds becoming west to northwesterly 20 to 30 km/h in the middle of the day.

Melville Waters

Wind
Variable below 10 knots becoming westerly 10 to 15 knots in the early afternoon.
Weather
Cloudy. 95% chance of showers.
Weather Situation
A weak ridge remains slow moving to the north. A moderate cold front will move across the local waters early Friday. A stronger cold front will cross the west coast during Saturday.
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Swan River - Perth Water Temperature Statistics View More

September Temperature

Perth Metro (5km)

  • Lowest 1 September, 2026

    8.3 °C

  • Average September

    12.7 °C

  • Highest 1 September, 2026

    19.2 °C

Climate (2021–2026)

Perth Metro (5km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    25.4 °C
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