Swan River - Pier 21 Marina Weather Forecast

    • 20
    • 31

    Sunny

    • 20
    • 34

    Sunny

    • 19
    • 35

    Sunny

    • 25
    • 35

    Mostly sunny

    • 21
    • 31

    Mostly sunny

    • 17
    • 32

    Sunny

    • 20
    • 34

    Sunny

Today 30 Jan Perth

Sunny. Winds southwesterly 20 to 30 km/h turning south to southeasterly 15 to 25 km/h in the late evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly about 10 knots increasing to 15 to 25 knots in the middle of the day.
Seas
Below 1 metre, increasing to 1 to 1.5 metres around midday.
1st Swell
Southwesterly below 1 metre.
Weather
Sunny.
Weather Situation
A ridge sits to the south of the Local Waters. A trough lingers about the west coast, deepening over the weekend and into Monday when it moves inland.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan River - Pier 21 Marina Temperature Statistics View More

January Temperature

Swanbourne (8km)

  • Lowest 27 January, 2026

    13.7 °C

  • Average January

    23.1 °C

  • Highest 21 January, 2026

    41.2 °C

Climate (2021–Present)

Swanbourne (8km)

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  • Average Low 2021–2026

    14.5 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    24.3 °C
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