Mullumbimby Weather Forecast
- 18
- 34
Sunny
- 22
- 27
Shower or two
- 21
- 27
Cloudy
- 21
- 33
Mostly sunny
- 22
- 35
Sunny
- 22
- 30
Cloudy
- 21
- 31
Partly cloudy
Today 22 Jan Northern Rivers
Mostly sunny. Patchy fog inland early this morning. Slight chance of a shower near the Queensland border, near zero chance elsewhere. The chance of a thunderstorm in the south late this afternoon and evening. Light winds becoming north to northeasterly 15 to 20 km/h in the late afternoon then tending southeast to southwesterly 15 to 25 km/h in the late evening. Daytime maximum temperatures in the low to high 30s.
Mullumbimby Temperature Statistics View More
January Temperature
Cape Byron (16km)
Lowest 21 January, 2026
17.8 °CAverage January
24 °CHighest 1 January, 2026
31.1 °C
Climate (2021–Present)
Cape Byron (16km)
Average Low 2021–2026
17.3 °CAverage 2021–2026
20.2 °CAverage High 2021–2026
23.7 °C