Mornington Island Weather Forecast
- 25
- 33
Partly cloudy
- 25
- 34
Storm
- 24
- 32
Storm
- 25
- 32
Storm
- 25
- 32
Storm
- 25
- 31
Storm
- 24
- 31
Storm
Today 16 Dec Gulf Country
Partly cloudy. Slight chance of a shower. The chance of a thunderstorm. Winds northeast to southeasterly 15 to 20 km/h tending northwest to northeasterly in the evening then becoming light in the late evening.
South East Gulf of Carpentaria
- Wind
- Variable about 10 knots.
- Seas
- Below 1 metre.
- Weather
- Mostly clear. The chance of a thunderstorm.
- Weather Situation
- A weak pressure gradient extends over the Gulf waters. A tropical low and associated trough developing over the Arafura Sea are forecast to move southwards near the western 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