Cudmirrah Beach Weather Forecast
- 8
- 22
Mostly sunny
- 10
- 25
Sunny
- 13
- 27
Shower or two
- 13
- 22
Showers increasing
- 9
- 17
Partly cloudy
- 8
- 18
Sunny
- 8
- 23
Sunny
Today 12 Sep Illawarra
The chance of fog in the early morning. Mostly sunny day. Light winds becoming east to northeasterly 15 to 20 km/h in the middle of the day then becoming light in the evening. Overnight temperatures falling to between 4 and 8 with daytime temperatures reaching the low 20s.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Variable about 10 knots becoming north to northeasterly 15 to 20 knots in the middle of the day.
- Seas
- Below 0.5 metres, increasing to around 1 metre around midday.
- 1st Swell
- Southerly 1.5 to 2 metres, decreasing to 1.5 metres later in the evening.
- Weather
- Cloud clearing.
Cudmirrah Beach Temperature Statistics View More
September Temperature
Ulladulla (21km)
Lowest 10 September, 2026
7.7 °CAverage September
16.5 °CHighest 2 September, 2026
27.3 °C
Climate (2021–2026)
Ulladulla (21km)
Average Low 2021–2026
13.8 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
20.9 °C