Dyer Island Weather Forecast

    • 15
    • 18

    Showers easing

    • 12
    • 17

    Partly cloudy

    • 12
    • 17

    Partly cloudy

    • 12
    • 17

    Mostly sunny

    • 11
    • 19

    Sunny

    • 13
    • 21

    Mostly sunny

    • 15
    • 22

    Showers

Today 10 Jul Lower West

Partly cloudy. High chance of showers, most likely in the early morning. The chance of morning fog in the north. Light winds becoming south to southwesterly 15 to 20 km/h in the early afternoon then becoming light in the evening. Overnight temperatures falling to between 8 and 11 with daytime temperatures reaching between 17 and 21.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
South to southwesterly 10 to 15 knots becoming variable about 10 knots in the early morning then becoming southerly 10 to 15 knots in the middle of the day.
Seas
Around 1 metre.
1st Swell
West to southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
Weather
Partly cloudy. 80% chance of showers.
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

    15.3 °C

  • Highest 8 July, 2026

    20.4 °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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