Monday Rock Weather Forecast

    • 11
    • 18

    Sunny

    • 12
    • 19

    Windy. Sunny

    • 15
    • 19

    Rain. Very windy

    • 12
    • 17

    Showers. Very windy

    • 13
    • 17

    Shower or two. Wind easing

    • 13
    • 17

    Shower or two

    • 11
    • 16

    Shower or two

Today 31 Jul Lower West

Sunny. Patches of frost and the chance of fog inland early this morning. Light winds becoming north to northeasterly 15 to 20 km/h in the morning then becoming light in the early afternoon. Daytime maximum temperatures around 18.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
North to northeasterly 10 to 15 knots decreasing to about 10 knots in the late afternoon.
Seas
Below 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Sunny.
Weather Situation
A high pressure ridge extends over the local waters and will remain in place during the next couple of days. Northerly winds will freshen on Friday ahead of a relatively strong cold front which will bring a sharp westerly change on Saturday. A second cold front will reach the area on Sunday with a strong west to southwesterly flow persisting.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Monday Rock Temperature Statistics View More

July Temperature

Rottnest Island (4km)

  • Lowest 28 July, 2025

    6 °C

  • Average July

    14.5 °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

    18.9 °C

  • Average High 2020–2025

    22.8 °C
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