South Island Weather Forecast

    • 19
    • 23

    Clear

    • 20
    • 25

    Sunny

    • 21
    • 24

    Partly cloudy

    • 21
    • 24

    Sunny

    • 18
    • 24

    Partly cloudy

    • 19
    • 24

    Sunny

    • 18
    • 24

    Partly cloudy

Today 31 Aug Pilbara

Sunny. Winds northwest to northeasterly 15 to 20 km/h tending northwest to southwesterly 15 to 25 km/h in the late afternoon then becoming light in the late evening.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
Southwesterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
West to southwesterly around 1 metre inshore, increasing to 1.5 to 2 metres about offshore western waters.
Weather
Sunny.
Weather Situation
A broad slow moving trough extends from the west Kimberley into the Pilbara. A weak ridge lies over central Australia and extends into the eastern Kimberley.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Island Temperature Statistics View More

August Temperature

Onslow Airport (31km)

  • Lowest 10 August, 2026

    9.5 °C

  • Average August

    21.5 °C

  • Highest 1 August, 2026

    30.4 °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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