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.
Mornington Island Boat Ramp Temperature Statistics View More
December Temperature
Sweers Island (66km)
Lowest 2 December, 2025
19 °CAverage December
30.2 °CHighest 13 December, 2025
34.5 °C
Climate (2020–Present)
Sweers Island (66km)
Average Low 2020–2025
23.4 °CAverage 2020–2025
26.7 °CAverage High 2020–2025
30.3 °C