Buttercup Island Weather Forecast

    • 25
    • 25

    Shower

    • 24
    • 24

    Partly cloudy

    • 23
    • 24

    Sunny

    • 22
    • 24

    Partly cloudy

    • 23
    • 24

    Partly cloudy

    • 23
    • 25

    Partly cloudy

    • 24
    • 25

    Sunny

Today 28 Sep Pilbara

Partly cloudy. High chance of showers in the southwest, near zero chance elsewhere. The chance of a thunderstorm in the southwest in the afternoon and early evening. Light winds becoming northwesterly 25 to 35 km/h in the morning then tending northwest to southwesterly 15 to 25 km/h in the late evening. Overnight temperatures falling to between 17 and 21 with daytime temperatures reaching 30 to 38.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
Variable about 10 knots becoming south to southwesterly 10 to 15 knots in the morning.
Seas
Below 1 metre.
1st Swell
West to southwesterly around 1 metre inshore, increasing to 1 to 2 metres about offshore western waters.
Weather
Partly cloudy. 95% chance of showers in Exmouth Gulf, 50% chance elsewhere. The chance of a thunderstorm west of Onslow during the morning and afternoon.
Weather Situation
A weak pressure gradient extends over the coastal waters, with an inland trough lingering for a few days.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Buttercup Island Temperature Statistics View More

September Temperature

Varanus Island (19km)

  • Lowest 6 September, 2026

    18.4 °C

  • Average September

    24.3 °C

  • Highest 21 September, 2026

    31.2 °C

Climate (2021–2026)

Varanus Island (19km)

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  • Average Low 2021–2026

    23.9 °C

  • Average 2021–2026

    25.9 °C

  • Average High 2021–2026

    29.2 °C
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