Rottnest Island Weather Forecast

    • 17
    • 21

    Shower or two. Becoming windy

    • 13
    • 18

    Shower or two. Wind easing

    • 13
    • 19

    Partly cloudy

    • 13
    • 21

    Partly cloudy

    • 13
    • 21

    Sunny

    • 14
    • 21

    Mostly sunny

    • 13
    • 21

    Sunny

Today 30 Apr Lower West

Partly cloudy. The chance of fog in the north in the early morning. Slight chance of a shower, most likely in the afternoon and evening. Light winds becoming south to southwesterly 20 to 30 km/h in the morning. Overnight temperatures falling to around 12 with daytime temperatures reaching the low 20s.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southerly 15 to 25 knots.
Seas
Below 1 metre, increasing to 1 to 2 metres around midday.
1st Swell
Southwesterly 1 to 1.5 metres.
Weather
Partly cloudy. 60% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Rottnest Island Temperature Statistics View More

April Temperature

Rottnest Island (3km)

  • Lowest 21 April, 2026

    13.2 °C

  • Average April

    18.9 °C

  • Highest 3 April, 2026

    25.9 °C

Climate (2021–Present)

Rottnest Island (3km)

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  • Average Low 2021–2026

    16 °C

  • Average 2021–2026

    18.9 °C

  • Average High 2021–2026

    22.7 °C
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