Fletcher Island Weather Forecast

    • 19
    • 30

    Partly cloudy

    • 17
    • 28

    Partly cloudy

    • 15
    • 28

    Sunny

    • 16
    • 29

    Sunny

    • 17
    • 29

    Sunny

    • 18
    • 29

    Sunny

    • 17
    • 29

    Sunny

Today 19 Jun Kakadu National Park

Partly cloudy. Medium chance of showers, becoming less likely in the late morning. Light winds becoming southeasterly 15 to 20 km/h in the morning then becoming light in the late afternoon.

Roper Groote Coast

Cape Arnhem to QLD-NT Border
Wind
Variable about 10 knots becoming east to southeasterly 10 to 15 knots in the early morning. Winds reaching up to 20 knots offshore south of Numbulwar in the late evening.
Seas
Below 1 metre.
1st Swell
East to northeasterly below 1 metre.
Weather
Mostly sunny.
Weather Situation
A high pressure system in the Tasman Sea extends a weakening ridge across northern NT waters. A new ridge building into the Territory will increase winds over the Beagle-Bonaparte Coast from Friday and remaining waters from Saturday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Fletcher Island Temperature Statistics View More

June Temperature

Centre Island (2km)

  • Lowest 7 June, 2026

    17.3 °C

  • Average June

    23.7 °C

  • Highest 4 June, 2026

    29.7 °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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