Yerriyong Weather Forecast
- 13
- 24
Shower or two
- 15
- 21
Possible morning shower
- 13
- 24
Partly cloudy
- 13
- 28
Mostly sunny
- 17
- 32
Shower or two. Possible storm
- 19
- 29
Shower or two
- 19
- 29
Partly cloudy
Today 31 Dec Illawarra
Becoming cloudy. Medium chance of showers, most likely during this afternoon and evening. The chance of a thunderstorm during this afternoon and evening, possibly severe with damaging winds about the Southern Highlands. Light winds becoming east to southeasterly 15 to 25 km/h in the morning then tending south to southeasterly 15 to 20 km/h in the evening. Daytime maximum temperatures in the low to mid 20s.
Yerriyong Temperature Statistics View More
December Temperature
Nowra (RAN Air Station) (6km)
Lowest 1 December, 2025
8.8 °CAverage December
20.4 °CHighest 19 December, 2025
40 °C
Climate (2020–Present)
Nowra (RAN Air Station) (6km)
Average Low 2020–2025
12 °CAverage 2020–2025
16.5 °CAverage High 2020–2025
22.4 °C