Mornington Island Weather Forecast
- 25
- 35
Storm
- 25
- 33
Storm
- 25
- 33
Storm
- 24
- 32
Storm
- 24
- 32
Storm
- 24
- 32
Storm
- 25
- 32
Shower
Today 15 Dec Gulf Country
Partly cloudy. Medium chance of showers, most likely during this afternoon and evening. The chance of a thunderstorm. Light winds becoming northwest to southwesterly 15 to 20 km/h in the early afternoon then becoming light in the evening. Daytime maximum temperatures in the mid to high 30s.
South East Gulf of Carpentaria
- Wind
- Variable about 10 knots becoming east to northeasterly 10 to 15 knots in the early afternoon then tending northwest to southwesterly in the late afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- Below 0.5 metres.
- Weather
- Mostly sunny. The chance of a thunderstorm during the morning and afternoon.
- Weather Situation
- A weak pressure gradient extends over the Gulf waters. A tropical low developing over the Arafura Sea early this week will move southeast into the Gulf waters later this week.
Mornington Island Temperature Statistics View More
December Temperature
Sweers Island (69km)
Lowest 2 December, 2025
19 °CAverage December
30.8 °CHighest 13 December, 2025
34.5 °C
Climate (2020–Present)
Sweers Island (69km)
Average Low 2020–2025
23.4 °CAverage 2020–2025
26.7 °CAverage High 2020–2025
30.3 °C