The Basin Weather Forecast

    • 19
    • 27

    Clear

    • 17
    • 26

    Windy. Sunny

    • 17
    • 28

    Windy. Sunny

    • 19
    • 29

    Wind easing. Mostly sunny

    • 21
    • 27

    Possible early storm. Showers

    • 20
    • 25

    Showers. Becoming very windy

    • 19
    • 25

    Windy. Showers easing

Today 23 Mar Lower West

Mostly sunny. Winds southeasterly 25 to 35 km/h.

Perth Local Waters

Two Rocks to Dawesville, inshore from Rottnest Island
Wind
Southeasterly 15 to 20 knots.
Seas
Around 1 metre.
1st Swell
Southwesterly around 1 metre.
Weather
Clear.
Weather Situation
A ridge about the southwest builds east along the south coast, strengthening as it moves into central and southeastern parts from mid-week, directing southeasterly winds over the local waters.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

The Basin Temperature Statistics View More

March Temperature

Rottnest Island (3km)

  • Lowest 11 March, 2026

    15.1 °C

  • Average March

    22.2 °C

  • Highest 18 March, 2026

    36.3 °C

Climate (2021–Present)

Rottnest Island (3km)

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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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