Swan River - Stirling Bridge Weather Forecast

    • 13
    • 21

    Mostly sunny

    • 13
    • 20

    Mostly sunny

    • 13
    • 20

    Possible shower

    • 12
    • 20

    Possible shower

    • 12
    • 20

    Shower or two

    • 10
    • 19

    Shower or two

    • 10
    • 19

    Shower or two

Today 21 Sep Perth

Mostly sunny. The chance of fog about the hills early this morning. Light winds becoming west to southwesterly 15 to 25 km/h in the early afternoon then turning southerly 15 to 20 km/h in the late afternoon.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southeasterly below 10 knots tending southerly 10 to 15 knots in the middle of the day.
Seas
Below 0.5 metres, increasing to around 1 metre during the afternoon.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Mostly sunny.
Weather Situation
A ridge sits over the local waters, weakening tonight and strengthening later Tuesday ahead of the next cold front on Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swan River - Stirling Bridge Temperature Statistics View More

September Temperature

Swanbourne (9km)

  • Lowest 1 September, 2026

    9.6 °C

  • Average September

    16.9 °C

  • Highest 16 September, 2026

    30.7 °C

Climate (2021–2026)

Swanbourne (9km)

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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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