Thomson Bay Weather Forecast

    • 16
    • 21

    Partly cloudy

    • 17
    • 22

    Partly cloudy

    • 15
    • 21

    Becoming windy. Cloudy

    • 14
    • 22

    Becoming windy. Partly cloudy

    • 15
    • 24

    Windy. Sunny

    • 17
    • 25

    Sunny

    • 19
    • 29

    Sunny

Today 25 Nov Lower West

Cloudy. Slight chance of a shower in the south, becoming less likely in the early afternoon. Near zero chance of rain elsewhere. Winds southwesterly 15 to 25 km/h becoming light in the late evening. Daytime maximum temperatures between 19 and 24.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 10 to 15 knots turning southerly in the evening.
Seas
Below 1 metre.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy.
Weather Situation
A southwesterly flow weakens over the Local Waters Wednesday morning as a cold front passes to the south. A high pressure ridge developing across the west coast will slowly move south to be closer to the south coast mid to late this week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Thomson Bay Temperature Statistics View More

November Temperature

Rottnest Island (4km)

  • Lowest 2 November, 2025

    11.9 °C

  • Average November

    19.3 °C

  • Highest 11 November, 2025

    31.5 °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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