Duck Rock Weather Forecast

    • 11
    • 17

    Possible shower

    • 13
    • 19

    Showers. Very windy

    • 10
    • 16

    Showers easing. Very windy

    • 11
    • 17

    Showers

    • 13
    • 18

    Showers. Windy

    • 11
    • 16

    Showers easing. Wind easing

    • 11
    • 16

    Possible shower

Today 19 Jul Lower West

Mostly sunny day. Patches of frost inland early this morning. The chance of morning fog inland. Slight chance of a shower late this afternoon and evening. Light winds. Daytime maximum temperatures between 15 and 18.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
East to northeasterly 10 to 15 knots turning north to northwesterly during the afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 2.5 to 4 metres, decreasing to 2 to 3 metres during the morning.
Weather
Mostly sunny.
Weather Situation
A weak cold front will dissipate over eastern parts of the South West Land Division on Friday evening, with a ridge extending over southern parts of the State during Friday night and Saturday. A strong cold front will cross the South West Land Division during Sunday afternoon and evening, continuing east on Monday as a ridge extends across the southern half of WA.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Duck Rock Temperature Statistics View More

July Temperature

Rottnest Island (4km)

  • Lowest 8 July, 2025

    11.2 °C

  • Average July

    15.7 °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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