Brunswick River - Mangrove Island Weather Forecast
- 16
- 20
Partly cloudy
- 12
- 21
Partly cloudy
- 13
- 22
Partly cloudy
- 14
- 23
Mostly sunny
- 15
- 23
Mostly sunny
- 17
- 22
Partly cloudy
- 17
- 22
Shower or two
Today 29 Sep Northern Rivers
Partly cloudy. Medium chance of showers in the morning. Winds southerly 15 to 20 km/h tending southeasterly in the morning then becoming light in the evening. Overnight temperatures falling to between 11 and 14 with daytime temperatures reaching the low 20s.
Brunswick River - Mangrove Island Temperature Statistics View More
September Temperature
Cape Byron (15km)
Lowest 17 September, 2026
12 °CAverage September
18.8 °CHighest 6 September, 2026
26.9 °C
Climate (2021–2026)
Cape Byron (15km)
Average Low 2021–2026
17.4 °CAverage 2021–2026
20.2 °CAverage High 2021–2026
23.8 °C