Cudmirrah Beach Weather Forecast
- 12
- 17
Shower or two
- 13
- 20
Showers
- 14
- 24
Cloud clearing
- 15
- 29
Mostly sunny
- 16
- 28
Possible shower developing
- 15
- 21
Shower or two
- 12
- 22
Partly cloudy
Today 22 Sep Illawarra
Cloudy. High chance of showers in the north, medium chance elsewhere. Winds south to southeasterly 15 to 25 km/h tending east to southeasterly 15 to 20 km/h in the morning then becoming light in the evening. Overnight temperatures falling to between 6 and 12 with daytime temperatures reaching between 13 and 18.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- South to southeasterly 15 to 20 knots turning easterly in the early afternoon.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning.
- 1st Swell
- Southerly 1.5 to 2.5 metres.
- Weather
- Cloudy. 80% chance of showers offshore north of Port Kembla, 50% chance elsewhere.
Cudmirrah Beach Temperature Statistics View More
September Temperature
Ulladulla (21km)
Lowest 16 September, 2026
6.9 °CAverage September
16.8 °CHighest 20 September, 2026
30.2 °C
Climate (2021–2026)
Ulladulla (21km)
Average Low 2021–2026
13.9 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
20.9 °C