South Island Weather Forecast

    • 26
    • 28

    Clear

    • 27
    • 28

    Sunny

    • 27
    • 29

    Partly cloudy

    • 27
    • 29

    Sunny

    • 28
    • 30

    Partly cloudy

    • 28
    • 30

    Partly cloudy

    • 28
    • 31

    Partly cloudy

Today 16 Dec Pilbara

Partly cloudy. Medium chance of showers in the east, slight chance elsewhere. The chance of a thunderstorm. Winds northwest to northeasterly 15 to 25 km/h tending east to northeasterly 20 to 30 km/h in the early afternoon then tending northwest to northeasterly 15 to 25 km/h in the evening.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
West to southwesterly 10 to 15 knots, reaching up to 20 knots west of Onslow during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres about offshore western waters by early evening.
1st Swell
West to southwesterly around 1 metre offshore.
Weather
Sunny.
Weather Situation
A broad area of low pressure will persist and deepen over inland areas in the north this week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South Island Temperature Statistics View More

December Temperature

Onslow Airport (31km)

  • Lowest 1 December, 2025

    21.7 °C

  • Average December

    29.5 °C

  • Highest 7 December, 2025

    43.5 °C

Climate (2020–Present)

Onslow Airport (31km)

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  • Average Low 2020–2025

    20.5 °C

  • Average 2020–2025

    25.8 °C

  • Average High 2020–2025

    32.8 °C
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