Mornington Island Boat Ramp Weather Forecast

    • 25
    • 30

    Rain easing. Storm

    • 25
    • 30

    Rain. Storm clearing

    • 25
    • 30

    Showers. Storm

    • 25
    • 31

    Showers. Storm clearing

    • 25
    • 30

    Showers. Storm

    • 25
    • 30

    Showers. Storm

    • 25
    • 31

    Shower or two. Possible storm

Today 19 Dec Gulf Country

Partly cloudy. High chance of showers near the south coast, medium chance elsewhere. The chance of a thunderstorm, possibly severe with heavy rain which may lead to flash flooding near the south coast in the morning and afternoon. Winds east to northeasterly 15 to 20 km/h tending northwest to northeasterly in the late afternoon then becoming light in the evening. Overnight temperatures falling to the low to mid 20s with daytime temperatures reaching 32 to 37.

South East Gulf of Carpentaria

Wind
Easterly 15 to 20 knots turning northeasterly 10 to 15 knots during the morning and early afternoon.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore.
1st Swell
East to northeasterly below 1 metre.
Weather
Cloudy. 80% chance of rain. A thunderstorm likely.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mornington Island Boat Ramp Temperature Statistics View More

December Temperature

Sweers Island (66km)

  • Lowest 2 December, 2025

    19 °C
  • Average December

    30.2 °C
  • Highest 13 December, 2025

    34.5 °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

    30.3 °C
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