Salmon Bay Weather Forecast

    • 22
    • 26

    Sunny

    • 19
    • 24

    Partly cloudy

    • 17
    • 24

    Becoming windy. Sunny

    • 20
    • 27

    Wind easing. Sunny

    • 22
    • 30

    Sunny

    • 21
    • 27

    Becoming windy. Sunny

    • 19
    • 26

    Windy. Sunny

Today 16 Jan Lower West

Sunny. Winds northeast to southeasterly 20 to 30 km/h tending northwest to northeasterly 15 to 20 km/h in the morning then tending west to southwesterly 25 to 35 km/h in the middle of the day. Daytime maximum temperatures 30 to 37.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 10 to 15 knots becoming variable below 10 knots in the early morning then becoming southwesterly 10 to 15 knots in the middle of the day.
Seas
Below 1 metre, decreasing below 0.5 metres during the morning, then increasing to around 1 metre around midday.
1st Swell
Southwesterly around 1 metre, increasing to 1 to 1.5 metres during the morning.
Weather
Sunny.
Weather Situation
A deep west coast trough nearby will move inland today ahead of a weak cold front brushing past the south coast tomorrow. A new ridge will develop about southwest WA from the weekend. A west coast trough will return later Monday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Salmon Bay Temperature Statistics View More

January Temperature

Rottnest Island (1km)

  • Lowest 9 January, 2026

    16.5 °C

  • Average January

    22.1 °C

  • Highest 1 January, 2026

    31.2 °C

Climate (2021–Present)

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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