Rocky Island Weather Forecast

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Today 22 Dec Kakadu National Park

Partly cloudy. Medium chance of showers. A thunderstorm likely. Winds northwesterly 15 to 20 km/h becoming light in the evening.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
North to northwesterly 10 to 15 knots decreasing to about 10 knots in the late evening.
Seas
Below 1 metre.
1st Swell
Below 0.5 metres.
Weather
Partly cloudy. 50% chance of showers. The chance of a thunderstorm.
Weather Situation
A trough is developing across central parts of the Territory and will deepen into a monsoon trough by Wednesday.
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  • Temperature Forecast Bureau of Meteorology

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Rocky Island Temperature Statistics View More

December Temperature

Centre Island (9km)

  • Lowest 20 December, 2025

    24.1 °C

  • Average December

    30.1 °C

  • Highest 3 December, 2025

    36.8 °C

Climate (2020–Present)

Centre Island (9km)

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  • Average Low 2020–2025

    24.5 °C

  • Average 2020–2025

    27.4 °C

  • Average High 2020–2025

    31.6 °C
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