Dyer Island Weather Forecast

    • 15
    • 20

    Showers increasing

    • 14
    • 19

    Showers easing. Windy

    • 14
    • 17

    Showers

    • 12
    • 17

    Shower or two

    • 14
    • 17

    Shower or two

    • 12
    • 17

    Partly cloudy

    • 11
    • 18

    Sunny

Today 17 Jul Lower West

Cloudy. Very high chance of showers. The chance of a thunderstorm in the afternoon. Light winds becoming north to northeasterly 15 to 25 km/h in the morning then tending north to northwesterly in the middle of the day. Overnight temperatures falling to around 12 with daytime temperatures reaching between 17 and 20.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Variable below 10 knots becoming north to northeasterly 10 to 15 knots in the middle of the day then turning northwesterly 15 to 20 knots in the early afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres by early evening.
1st Swell
West to southwesterly 1.5 to 2 metres.
Weather
Cloudy. 95% chance of showers. The chance of a thunderstorm in the afternoon.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dyer Island Temperature Statistics View More

July Temperature

Rottnest Island (4km)

  • Lowest 1 July, 2026

    9.9 °C

  • Average July

    15.7 °C

  • Highest 15 July, 2026

    21.8 °C

Climate (2021–2026)

Rottnest Island (4km)

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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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