South Island Weather Forecast

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    • 26

    Clear

    • 20
    • 27

    Sunny

    • 21
    • 27

    Sunny

    • 21
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    Sunny

    • 22
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    Partly cloudy

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    Partly cloudy

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    Sunny

Today 11 May Pilbara

Sunny. Winds easterly 15 to 25 km/h becoming light in the evening then becoming southeasterly 15 to 20 km/h in the late evening.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
East to northeasterly 10 to 15 knots, reaching up to 20 knots offshore east of Barrow Island in the early afternoon. Winds becoming variable about 10 knots in the evening.
Seas
1 to 1.5 metres, decreasing below 1 metre by early evening.
1st Swell
West to southwesterly around 1 metre offshore.
Weather
Sunny.
Weather Situation
A high pressure system over the southeast of the country will maintain fresh to strong easterly winds across Northern waters.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Island Temperature Statistics View More

May Temperature

Onslow Airport (31km)

  • Lowest 10 May, 2026

    15.4 °C

  • Average May

    24.5 °C

  • Highest 2 May, 2026

    33.7 °C

Climate (2021–Present)

Onslow Airport (31km)

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  • Average Low 2021–2026

    20.5 °C

  • Average 2021–2026

    25.8 °C

  • Average High 2021–2026

    32.8 °C
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