Cave Beach Weather Forecast
- 10
- 17
Possible shower
- 5
- 15
Partly cloudy
- 7
- 15
Showers
- 9
- 15
Showers
- 10
- 17
Showers
- 11
- 18
Shower or two
- 11
- 18
Shower or two
Today 16 Aug Illawarra
Partly cloudy. Medium chance of showers along the coastal fringe, slight chance elsewhere. The chance of a thunderstorm near the coast in the late afternoon and evening. Winds westerly 20 to 30 km/h. Daytime maximum temperatures between 11 and 17.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Westerly 15 to 20 knots turning southwesterly in the late afternoon. Winds reaching up to 25 knots offshore in the late morning and early afternoon and again in the late evening.
- Seas
- 1 to 1.5 metres, increasing to 1 to 2 metres offshore north of Point Perpendicular.
- 1st Swell
- East to northeasterly below 1 metre.
- Weather
- Partly cloudy. 80% chance of showers. The chance of a thunderstorm in the late morning and afternoon.
- Weather Situation
- Moderate to fresh north to northwesterly winds will shift west to southwesterly today with the passage of a cold front across the region, and then south to southwesterly during Sunday with a second front skimming the region. Strong winds are possible in the south following the fronts. During the first half of next the winds will tend south to southeasterly as a trough over the Tasman Sea moves near to the coast.
Cave Beach Temperature Statistics View More
August Temperature
Point Perpendicular (14km)
Lowest 13 August, 2025
8.8 °CAverage August
13.3 °CHighest 5 August, 2025
20.2 °C
Climate (2020–Present)
Point Perpendicular (14km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
17.4 °CAverage High 2020–2025
20.7 °C