Thomson Bay Weather Forecast

    • 14
    • 19

    Shower or two. Windy

    • 15
    • 20

    Wind easing. Partly cloudy

    • 14
    • 20

    Cloud clearing

    • 14
    • 21

    Sunny

    • 17
    • 23

    Sunny

    • 17
    • 21

    Shower or two

    • 16
    • 20

    Shower or two. Wind easing

Today 24 Oct Lower West

Partly cloudy. Medium chance of showers. The chance of a thunderstorm in the south. Winds westerly 25 to 40 km/h decreasing to 15 to 25 km/h in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Westerly 15 to 25 knots, reaching up to 30 knots in the late afternoon.
Seas
2 metres.
1st Swell
Westerly 1.5 to 2 metres.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A cold front continues to move east of the local waters. A new ridge forms over the southwestern coast on Saturday, with a west coast trough developing during the start of the week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Thomson Bay Temperature Statistics View More

October Temperature

Rottnest Island (4km)

  • Lowest 21 October, 2025

    11.2 °C

  • Average October

    16.6 °C

  • Highest 17 October, 2025

    24.7 °C

Climate (2020–Present)

Rottnest Island (4km)

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  • Average Low 2020–2025

    16 °C

  • Average 2020–2025

    18.9 °C

  • Average High 2020–2025

    22.8 °C
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