Arnarrma Point Weather Forecast

    • 19
    • 29

    Windy

    • 18
    • 30

    Shower

    • 17
    • 30

    Sunny

    • 18
    • 30

    Partly cloudy

    • 17
    • 29

    Partly cloudy

    • 18
    • 30

    Partly cloudy

    • 19
    • 29

    Shower

Today 19 Sep Kakadu National Park

Partly cloudy. Winds easterly 20 to 30 km/h.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
Easterly 15 to 25 knots turning southeasterly 10 to 15 knots in the evening.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres east of Groote Eylandt.
1st Swell
Easterly around 1 metre, increasing to 1 to 1.5 metres around midday, then tending east to northeasterly 1 to 2 metres during the afternoon.
Weather
Mostly sunny.
Weather Situation
A strong high pressure system (1029 hPa) over the southeast of the country is driving fresh to strong easterly winds over the coastal waters. The ridge will weaken from Sunday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Arnarrma Point Temperature Statistics View More

September Temperature

Groote Eylandt Airport (54km)

  • Lowest 8 September, 2026

    15.2 °C

  • Average September

    23.9 °C

  • Highest 6 September, 2026

    33.7 °C

Climate (2021–2026)

Groote Eylandt Airport (54km)

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  • Average Low 2021–2026

    21.7 °C

  • Average 2021–2026

    26.5 °C

  • Average High 2021–2026

    32.3 °C
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