Dyer Island Weather Forecast

    • 13
    • 18

    Possible shower

    • 14
    • 18

    Showers. Windy

    • 11
    • 17

    Partly cloudy

    • 13
    • 19

    Showers. Very windy

    • 10
    • 15

    Showers. Very windy

    • 11
    • 17

    Showers. Windy

    • 13
    • 17

    Showers. Windy

Today 17 Jul Lower West

Partly cloudy. Patches of frost and the chance of fog inland early this morning. Slight chance of a shower in the south, most likely during this afternoon and evening. Near zero chance of rain elsewhere. Light winds. Daytime maximum temperatures between 16 and 19.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northeasterly 10 to 15 knots turning west to northwesterly in the early afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 4 metres, decreasing to 2.5 to 3 metres by early evening.
Weather
Cloudy.
Weather Situation
A high pressure ridge extends through the local waters and will remain in place on Thursday. The northern end of a weak cold front will pass through the area on Friday morning, followed by another ridge becoming established on Friday night and Saturday. Winds will increase out of the northwest during Sunday as a stronger cold front approaches from the west.
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 8 July, 2025

    11.2 °C

  • Average July

    15.8 °C

  • Highest 6 July, 2025

    21.7 °C

Climate (2020–Present)

Rottnest Island (4km)

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  • Average Low 2020–2025

    16.1 °C

  • Average 2020–2025

    19 °C

  • Average High 2020–2025

    22.8 °C
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