Mornington Island Boat Ramp Weather Forecast

    • 15
    • 29

    Sunny

    • 18
    • 30

    Mostly sunny

    • 19
    • 31

    Sunny

    • 21
    • 32

    Sunny

    • 21
    • 30

    Sunny

    • 21
    • 30

    Sunny

    • 20
    • 30

    Sunny

Today 3 Sep Gulf Country

Sunny. Winds south to southeasterly 15 to 20 km/h tending northeast to southeasterly in the morning then becoming light in the middle of the day. Overnight temperatures falling to between 10 and 16 with daytime temperatures reaching the low to mid 30s.

South East Gulf of Carpentaria

Wind
South to southeasterly 10 to 15 knots tending northeast to southeasterly in the morning then tending southeast to southwesterly in the evening.
Seas
Around 1 metre.
1st Swell
Below 0.5 metres.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mornington Island Boat Ramp Temperature Statistics View More

September Temperature

Sweers Island (66km)

  • Lowest 1 September, 2025

    16.9 °C

  • Average September

    20.5 °C

  • Highest 1 September, 2025

    26.7 °C

Climate (2020–Present)

Sweers Island (66km)

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  • Average Low 2020–2025

    23.4 °C

  • Average 2020–2025

    26.7 °C

  • Average High 2020–2025

    30.2 °C
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