Fletcher Island Weather Forecast

    • 19
    • 30

    Shower

    • 19
    • 30

    Shower

    • 18
    • 30

    Partly cloudy

    • 17
    • 31

    Partly cloudy

    • 18
    • 31

    Partly cloudy

    • 19
    • 31

    Shower

    • 19
    • 31

    Shower

Today 18 Sep Kakadu National Park

Partly cloudy. The chance of smoke haze north of Arnhem Highway in the late morning. Winds easterly 15 to 20 km/h increasing to 25 to 35 km/h in the morning.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
Easterly 15 to 20 knots, reaching up to 25 knots north of Numbulwar during the morning. Winds turning southeasterly 10 to 15 knots in the evening.
Seas
1.5 to 2 metres, decreasing to 1 to 1.5 metres by early evening.
1st Swell
East to northeasterly around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Weather
Partly cloudy.
Weather Situation
A strong high pressure system over the southeast of the country is extending a ridge over the coastal waters. Winds will strengthen over eastern and northern coastal waters from Friday as the high moves east. The ridge will weaken over the course of the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Fletcher Island Temperature Statistics View More

September Temperature

Centre Island (2km)

  • Lowest 2 September, 2026

    21.6 °C

  • Average September

    25.7 °C

  • Highest 8 September, 2026

    33.8 °C

Climate (2021–2026)

Centre Island (2km)

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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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