South West Island Weather Forecast

    • 18
    • 31

    Clear

    • 16
    • 32

    Sunny

    • 17
    • 32

    Sunny

    • 17
    • 30

    Partly cloudy

    • 16
    • 29

    Partly cloudy

    • 17
    • 29

    Partly cloudy

    • 16
    • 30

    Sunny

Today 27 Aug Kakadu National Park

Clear. Winds east to southeasterly 15 to 20 km/h becoming light in the evening then becoming east to southeasterly 15 to 20 km/h in the late evening.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
East to southeasterly 15 to 20 knots.
Seas
1 to 2 metres.
1st Swell
East to southeasterly below 1 metre.
Weather
Clear.
Weather Situation
A ridge will persist over coastal waters for the next several days.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South West Island Temperature Statistics View More

August Temperature

Centre Island (16km)

  • Lowest 2 August, 2026

    18.8 °C

  • Average August

    24.1 °C

  • Highest 23 August, 2026

    30.8 °C

Climate (2021–2026)

Centre Island (16km)

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  • Average Low 2021–2026

    24.5 °C

  • Average 2021–2026

    27.4 °C

  • Average High 2021–2026

    31.5 °C
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