South Island Weather Forecast

    • 20
    • 25

    Clear

    • 22
    • 24

    Partly cloudy

    • 22
    • 25

    Partly cloudy

    • 22
    • 24

    Partly cloudy

    • 21
    • 26

    Sunny

    • 22
    • 27

    Sunny

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    • 27

    Sunny

Today 15 Sep Pilbara

Partly cloudy. The chance of a thunderstorm in the southeast. Winds northwest to southwesterly 15 to 20 km/h tending southeast to southwesterly 15 to 25 km/h in the evening.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
Southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
West to southwesterly around 1 metre inshore, increasing to 1.5 to 2 metres about offshore western waters.
Weather
Clear.
Weather Situation
A trough extends from the Kimberley to the western Pilbara coast with a ridge dominating inland parts. From Thursday the trough is confined to the western Pilbara coast, before moving east for the start of the weekend.
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  • Temperature Forecast Bureau of Meteorology

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South Island Temperature Statistics View More

September Temperature

Onslow Airport (31km)

  • Lowest 6 September, 2026

    15.3 °C

  • Average September

    22.8 °C

  • Highest 2 September, 2026

    32 °C

Climate (2021–2026)

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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