Alkimos Reef Weather Forecast

    • 13
    • 19

    Cloudy

    • 11
    • 19

    Showers

    • 10
    • 19

    Shower or two

    • 8
    • 20

    Mostly sunny

    • 9
    • 22

    Mostly sunny

    • 10
    • 23

    Mostly sunny

    • 12
    • 23

    Partly cloudy

Today 4 Sep Perth

Cloudy. Winds southwesterly 15 to 25 km/h becoming light in the evening.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southwesterly 10 to 15 knots becoming westerly below 10 knots in the late evening.
Seas
Around 1 metre, decreasing below 0.5 metres by early evening.
1st Swell
Southwesterly 2.5 to 4 metres.
Weather
Cloudy.
Weather Situation
Southwesterly winds prevail over the local waters on Friday in the wake of a cold front, becoming northwesterly tomorrow ahead of a stronger cold front which will cross the west coast on Saturday night. A new ridge will develop to the south from Sunday and will bring southeasterly change.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Alkimos Reef Temperature Statistics View More

September Temperature

Gingin Airport (26km)

  • Lowest 2 September, 2026

    4.4 °C

  • Average September

    13.1 °C

  • Highest 1 September, 2026

    19.8 °C

Climate (2021–2026)

Gingin Airport (26km)

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  • Average Low 2021–2026

    11.4 °C

  • Average 2021–2026

    18.2 °C

  • Average High 2021–2026

    26.2 °C
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