Observation Island Weather Forecast

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    • 24

    Partly cloudy

    • 21
    • 24

    Partly cloudy

    • 22
    • 25

    Partly cloudy

    • 22
    • 25

    Partly cloudy

    • 23
    • 25

    Sunny

    • 22
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    Partly cloudy

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    Sunny

Today 21 Aug Kakadu National Park

Sunny. Light winds becoming easterly 15 to 25 km/h in the morning then becoming light in the evening.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
East to southeasterly about 10 knots increasing to 10 to 15 knots in the early morning then becoming variable about 10 knots in the evening. Winds reaching up to 20 knots northeast of Groote Eylandt in the late morning.
Seas
Around 1 metre.
1st Swell
East to northeasterly below 1 metre.
Weather
Mostly sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Observation Island Temperature Statistics View More

August Temperature

Centre Island (17km)

  • Lowest 2 August, 2026

    18.8 °C

  • Average August

    23.8 °C

  • Highest 15 August, 2026

    29.8 °C

Climate (2021–2026)

Centre Island (17km)

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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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