South Island Weather Forecast

    • 17
    • 23

    Sunny

    • 19
    • 23

    Partly cloudy

    • 20
    • 23

    Partly cloudy

    • 20
    • 23

    Partly cloudy

    • 19
    • 23

    Partly cloudy

    • 20
    • 23

    Partly cloudy

    • 19
    • 23

    Partly cloudy

Today 16 Aug Pilbara

Sunny. Winds east to southeasterly 20 to 30 km/h becoming light in the middle of the day then becoming northwest to southwesterly 15 to 20 km/h in the late evening. Daytime maximum temperatures around 30.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
South to southeasterly below 10 knots tending east to southeasterly 10 to 15 knots in the morning then becoming variable about 10 knots in the early afternoon.
Seas
Below 1 metre.
1st Swell
West to southwesterly around 1 metre offshore.
Weather
Mostly sunny.
Weather Situation
A trough lies over the Kimberley and Pilbara with another trough branch extending into the Interior associated with a patchy cloud band. A ridge over southern and central Australia will maintain an easterly flow over the north today. The ridge will move east on Monday as a cold front crosses southern WA.
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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

    20.4 °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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