South Island Weather Forecast

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    • 23

    Clear

    • 16
    • 22

    Sunny

    • 17
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    Sunny

    • 18
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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

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    Partly cloudy

Today 19 Jun Pilbara

Clear. Winds southeasterly 15 to 25 km/h.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
Northeast to southeasterly about 10 knots, reaching up to 20 knots offshore in the late evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres offshore.
1st Swell
West to southwesterly around 1 metre offshore.
Weather
Clear.
Weather Situation
A high pressure system moving over southern WA will continue to direct dry southeasterly winds over northern parts of the state for the next few days.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Island Temperature Statistics View More

June Temperature

Onslow Airport (31km)

  • Lowest 18 June, 2026

    10.2 °C

  • Average June

    20.5 °C

  • Highest 7 June, 2026

    29.5 °C

Climate (2021–2026)

Onslow Airport (31km)

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  • Average Low 2021–2026

    20.4 °C

  • Average 2021–2026

    25.8 °C

  • Average High 2021–2026

    32.8 °C
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