Brunswick River - Mangrove Island Weather Forecast
- 22
- 29
Showers. Storm developing
- 19
- 26
Possible shower or storm
- 21
- 27
Mostly sunny
- 21
- 27
Mostly sunny
- 20
- 27
Partly cloudy
- 21
- 26
Possible shower
- 20
- 26
Possible shower
Today 7 Dec Northern Rivers
Partly cloudy. The chance of smoke haze in the south. Very high chance of showers, most likely in the late afternoon and evening. Thunderstorms, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds northwest to northeasterly 15 to 25 km/h tending southeast to southwesterly 15 to 20 km/h in the evening then becoming light in the late evening. Daytime maximum temperatures in the low to mid 30s.
Brunswick River - Mangrove Island Temperature Statistics View More
December Temperature
Cape Byron (15km)
Lowest 3 December, 2025
16.6 °CAverage December
22.5 °CHighest 1 December, 2025
29.3 °C
Climate (2020–Present)
Cape Byron (15km)
Average Low 2020–2025
17.3 °CAverage 2020–2025
20.2 °CAverage High 2020–2025
23.7 °C