Onslow Weather Forecast

    • 18
    • 32

    Clear

    • 18
    • 31

    Sunny

    • 19
    • 32

    Sunny

    • 20
    • 34

    Sunny

    • 21
    • 34

    Sunny

    • 21
    • 32

    Sunny

    • 18
    • 32

    Sunny

Today 19 Sep Pilbara

Clear. Winds southeast to southwesterly 15 to 25 km/h.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
Northwesterly about 10 knots increasing to 10 to 15 knots in the late evening.
Seas
Below 1 metre.
1st Swell
West to southwesterly around 1 metre inshore, increasing to 1.5 to 2.5 metres about offshore western waters.
Weather
Clear.
Weather Situation
Generally light winds, apart from the far western Pilbara waters where winds are fresh southerly until Saturday. A ridge developing over the south of the State will increase southeasterly winds through the Pilbara and south west Kimberley waters over the weekend into next week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Onslow Temperature Statistics View More

September Temperature

Onslow Airport (3km)

  • Lowest 7 September, 2025

    14.1 °C
  • Average September

    22.1 °C
  • Highest 13 September, 2025

    32.4 °C

Climate (2020–Present)

Onslow Airport (3km)

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  • Average Low 2020–2025

    20.5 °C
  • Average 2020–2025

    25.7 °C
  • Average High 2020–2025

    32.8 °C
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