Horn Islet Weather Forecast

    • 16
    • 29

    Sunny

    • 17
    • 28

    Windy

    • 18
    • 27

    Sunny

    • 15
    • 26

    Sunny

    • 14
    • 27

    Sunny

    • 14
    • 28

    Sunny

    • 15
    • 28

    Sunny

Today 14 Jul Kakadu National Park

Mostly sunny. Winds east to southeasterly 20 to 30 km/h.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
Southeasterly 15 to 20 knots, reaching up to 30 knots offshore south of Numbulwar in the late morning.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres east of Groote Eylandt.
1st Swell
East to northeasterly around 1 metre.
Weather
Mostly sunny.
Weather Situation
A ridge of high pressure directs an east to southeasterly flow across coastal waters, strengthening mid-week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Horn Islet Temperature Statistics View More

July Temperature

Centre Island (1km)

  • Lowest 13 July, 2026

    20.1 °C

  • Average July

    24.2 °C

  • Highest 9 July, 2026

    29.5 °C

Climate (2021–2026)

Centre Island (1km)

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  • Average Low 2021–2026

    24.5 °C

  • Average 2021–2026

    27.4 °C

  • Average High 2021–2026

    31.6 °C
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