Mollymook Weather Forecast
- 13
- 19
Showers. Becoming windy
- 12
- 17
Possible morning shower
- 10
- 17
Possible shower. Windy
- 10
- 17
Partly cloudy
- 10
- 20
Sunny
- 10
- 21
Sunny
- 11
- 24
Mostly sunny
Today 7 Sep South Coast
Partly cloudy. The chance of fog about the coastal ranges in the early morning. High chance of showers, most likely in the morning and afternoon. Light winds becoming south to southwesterly 15 to 25 km/h in the morning. Overnight temperatures falling to between 5 and 11 with daytime temperatures reaching between 14 and 20.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Southerly 10 to 15 knots becoming variable about 10 knots in the early morning then becoming southerly 15 to 25 knots in the late afternoon. Winds reaching up to 30 knots in the evening. Squalls possible with the wind change.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres by early evening, then increasing to 1.5 to 2.5 metres later in the evening.
- 1st Swell
- Southerly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.
- Weather
- Partly cloudy. 80% chance of showers. The chance of a thunderstorm offshore north of Point Perpendicular in the evening.
Mollymook Temperature Statistics View More
September Temperature
Ulladulla (2km)
Lowest 1 September, 2026
9.9 °CAverage September
18.8 °CHighest 2 September, 2026
27.3 °C
Climate (2021–2026)
Ulladulla (2km)
Average Low 2021–2026
13.8 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
20.9 °C