Salmon Bay Weather Forecast

    • 10
    • 18

    Mostly sunny

    • 13
    • 20

    Showers increasing

    • 15
    • 18

    Showers easing

    • 14
    • 17

    Partly cloudy

    • 14
    • 18

    Shower or two

    • 14
    • 18

    Showers. Becoming windy

    • 12
    • 16

    Showers. Windy

Today 2 Aug Lower West

Mostly sunny. Winds east to northeasterly 15 to 25 km/h becoming light in the late afternoon then becoming easterly 15 to 20 km/h in the late evening. Daytime maximum temperatures between 16 and 20.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
East to southeasterly 10 to 15 knots tending east to northeasterly below 10 knots during the morning and early afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Mostly sunny.
Weather Situation
A ridge is moving east today. A trough will approach on Monday, before moving east on Tuesday, followed by a cold front along the southwest coast. A weak ridge will return on Wednesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Salmon Bay Temperature Statistics View More

August Temperature

Rottnest Island (1km)

  • Lowest 1 August, 2026

    13.6 °C

  • Average August

    15.3 °C

  • Highest

    –

Climate (2021–2026)

Rottnest Island (1km)

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  • Average Low 2021–2026

    16.1 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.8 °C
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