Salmon Bay Weather Forecast

    • 11
    • 20

    Sunny

    • 13
    • 20

    Partly cloudy

    • 11
    • 21

    Sunny

    • 13
    • 21

    Mostly sunny

    • 15
    • 21

    Sunny

    • 16
    • 20

    Showers easing

    • 15
    • 19

    Shower or two

Today 7 Sep Lower West

Partly cloudy. Winds southeasterly 20 to 30 km/h. Daytime maximum temperatures in the low 20s.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 20 knots tending southeasterly in the evening.
Seas
Around 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Sunny.
Weather Situation
A high in the Bight is directing southeasterly winds across the Local Waters. Winds tending easterly on Wednesday as the high starts to move away, with a trough developing near the west coast on Thursday. A cold front will approach Local Waters on Friday evening.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Salmon Bay Temperature Statistics View More

September Temperature

Rottnest Island (1km)

  • Lowest 1 September, 2026

    12.5 °C

  • Average September

    15.2 °C

  • Highest 4 September, 2026

    19 °C

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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