Mornington Island Weather Forecast

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    Storm

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    Shower

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    Storm

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Today 29 Dec Gulf Country

Cloudy. Very high chance of rain in the east, high chance elsewhere. The chance of a thunderstorm, possibly severe with damaging winds and heavy rain which may lead to flash flooding. Winds northwest to northeasterly 25 to 35 km/h. Daytime maximum temperatures around 30.

South East Gulf of Carpentaria

Wind
Northwesterly 15 to 25 knots, reaching up to 30 knots inshore during the day. Squalls above 40 knots possible.
Seas
1 to 2 metres.
1st Swell
Northwesterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm.
Weather Situation
A monsoon trough and low will persist over northwest Queensland for several days, weakening on Wednesday or Thursday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mornington Island Temperature Statistics View More

December Temperature

Sweers Island (69km)

  • Lowest 2 December, 2025

    19 °C

  • Average December

    28.9 °C

  • Highest 13 December, 2025

    34.5 °C

Climate (2020–Present)

Sweers Island (69km)

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  • Average Low 2020–2025

    23.4 °C

  • Average 2020–2025

    26.6 °C

  • Average High 2020–2025

    30.2 °C
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