Rocky Island Weather Forecast
- 25
- 32
Storm
- 25
- 31
Storm
- 25
- 33
Storm
- 26
- 34
Shower
- 26
- 34
Partly cloudy
- 26
- 33
Shower
- 26
- 33
Storm
Today 26 Dec Kakadu National Park
Cloudy. Very high chance of rain. The chance of a thunderstorm, possibly severe with damaging winds and heavy rain which may lead to flash flooding. Winds west to northwesterly 15 to 25 km/h becoming light in the late evening.
Roper Groote Coast
Cape Arnhem to QLD-NT Border- Wind
- Northwesterly 20 to 25 knots. Monsoonal squalls to 45 knots possible.
- Seas
- 1.5 to 2 metres.
- 1st Swell
- Northwesterly around 1 metre south of Numbulwar.
- Weather
- Cloudy. 80% chance of rain. The chance of a thunderstorm.
- Weather Situation
- The monsoon trough and an embedded monsoon low extend across the Northern Territory south of the Top End. The monsoon will strengthen over the Gulf of Carpentaria during the weekend as the monsoon low moves eastwards, inland of the southern Gulf of Carpentaria coast.
Rocky Island Temperature Statistics View More
December Temperature
Centre Island (9km)
Lowest 22 December, 2025
23.7 °CAverage December
29.7 °CHighest 3 December, 2025
36.8 °C
Climate (2020–Present)
Centre Island (9km)
Average Low 2020–2025
24.5 °CAverage 2020–2025
27.4 °CAverage High 2020–2025
31.6 °C