Gerroa Weather Forecast
- 17
- 24
Partly cloudy
- 18
- 25
Shower or two. Possible storm
- 18
- 24
Possible storm
- 19
- 24
Partly cloudy
- 18
- 28
Mostly sunny
- 21
- 31
Sunny
- 20
- 31
Sunny
Today 3 Jan Illawarra
Partly cloudy. The chance of fog about higher ground in the early morning. Medium chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm in the afternoon and evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding inland. Light winds becoming northeasterly 20 to 30 km/h in the morning. Overnight temperatures falling to between 11 and 16 with daytime temperatures reaching the mid to high 20s.
Gerroa Temperature Statistics View More
January Temperature
Kiama (Bombo Headland) (13km)
Lowest 2 January, 2026
14.7 °CAverage January
18.1 °CHighest 1 January, 2026
20.1 °C
Climate (2021–Present)
Kiama (Bombo Headland) (13km)
Average Low 2021–2026
14.7 °CAverage 2021–2026
17.8 °CAverage High 2021–2026
21.4 °C