Swainsona Island Weather Forecast

    • 29
    • 30

    Windy

    • 26
    • 28

    Windy

    • 26
    • 28

    Windy

    • 27
    • 28

    Sunny

    • 27
    • 28

    Partly cloudy

    • 27
    • 28

    Partly cloudy

    • 27
    • 28

    Partly cloudy

Today 27 Dec Pilbara

Mostly sunny. The chance of a thunderstorm in the northeast in the afternoon and early evening. Winds southeast to southwesterly 25 to 35 km/h tending northwest to southwesterly in the late afternoon then tending north to northwesterly 20 to 30 km/h in the late evening. Daytime maximum temperatures in the low to mid 40s.

Pilbara West Coastal Waters

Cape Preston to North West Cape
Wind
Southerly 15 to 25 knots turning southwesterly in the middle of the day. Winds reaching up to 30 knots offshore east of Barrow Island during the afternoon and evening.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon.
1st Swell
West to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Sunny.
Weather Situation
A trough of low pressure has moved closer to the Pilbara and Kimberley coasts. The trough will gradually move inland as a southerly flow develops over western Pilbara due to a ridge to the south.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Swainsona Island Temperature Statistics View More

December Temperature

Varanus Island (17km)

  • Lowest 14 December, 2025

    24.3 °C

  • Average December

    28.3 °C

  • Highest 21 December, 2025

    35.7 °C

Climate (2020–Present)

Varanus Island (17km)

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  • Average Low 2020–2025

    23.9 °C

  • Average 2020–2025

    25.9 °C

  • Average High 2020–2025

    29.2 °C
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