Mondayong Weather Forecast
- 18
- 25
Cloudy
- 18
- 27
Partly cloudy
- 18
- 34
Cloud clearing
- 23
- 39
Mostly sunny
- 22
- 37
Sunny
- 23
- 39
Mostly sunny
- 19
- 25
Possible shower
Today 5 Jan Illawarra
Partly cloudy. The chance of fog in the early morning. Medium chance of showers inland, slight chance elsewhere. The chance of a thunderstorm in the afternoon and early evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding inland. Winds south to southwesterly 15 to 20 km/h turning east to southeasterly 15 to 25 km/h in the late morning and early afternoon. Overnight temperatures falling to between 13 and 18 with daytime temperatures reaching 24 to 29.
Mondayong Temperature Statistics View More
January Temperature
Ulladulla (22km)
Lowest 2 January, 2026
12.9 °CAverage January
19 °CHighest 3 January, 2026
22.7 °C
Climate (2021–Present)
Ulladulla (22km)
Average Low 2021–2026
13.7 °CAverage 2021–2026
17 °CAverage High 2021–2026
20.8 °C