Rocky Bay Weather Forecast

    • 17
    • 23

    Sunny

    • 18
    • 23

    Possible shower

    • 16
    • 21

    Shower or two. Windy

    • 15
    • 20

    Shower or two

    • 15
    • 20

    Cloudy

    • 14
    • 21

    Cloud clearing

    • 16
    • 21

    Sunny

Today 21 Nov Lower West

Partly cloudy. Slight chance of a shower during the morning and afternoon. Winds easterly 15 to 20 km/h becoming light in the morning then becoming south to southwesterly 15 to 20 km/h in the middle of the day. Daytime maximum temperatures around 30.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Easterly 10 to 15 knots becoming variable below 10 knots in the morning then becoming south to southwesterly 10 to 15 knots in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southwesterly below 1 metre.
Weather
Sunny.
Weather Situation
A trough will remain over the area for the next few days, moving inland later Saturday ahead of a high pressure ridge pushing in from the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rocky Bay Temperature Statistics View More

November Temperature

Rottnest Island (2km)

  • Lowest 2 November, 2025

    11.9 °C

  • Average November

    19.3 °C

  • Highest 11 November, 2025

    31.5 °C

Climate (2020–Present)

Rottnest Island (2km)

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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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