Jervis Bay - Captains Point Weather Forecast
- 18
- 24
Shower or two
- 17
- 24
Showers
- 18
- 25
Showers
- 17
- 25
Showers increasing
- 17
- 24
Showers
- 17
- 24
Shower or two
- 17
- 25
Shower or two
Today 18 Mar Illawarra
Cloudy. High chance of showers, most likely during the morning and afternoon. The chance of a thunderstorm this morning, possibly severe with heavy rain which may lead to flash flooding along the coastal fringe. Light winds becoming east to southeasterly 15 to 20 km/h in the middle of the day then becoming light in the early afternoon. Daytime maximum temperatures between 19 and 24.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- South to southeasterly 10 to 15 knots tending east to southeasterly below 10 knots in the late morning and early afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- Southerly 1 to 1.5 metres.
- Weather
- Cloudy. 80% chance of showers. The chance of a thunderstorm north of Point Perpendicular this morning.
- Weather Situation
- A high over the Tasman Sea extends a ridge over northern coastal waters, while a trough is brushing the southern and central parts of the coast, bringing a coastal southerly change in its wake, before stalling about the Hunter Coast later today. Then, a series of high pressure systems will pass to the south, maintaining moist onshore easterly winds through the second half of the week.
Jervis Bay - Captains Point Temperature Statistics View More
March Temperature
Point Perpendicular (9km)
Lowest 14 March, 2026
16.2 °CAverage March
21.4 °CHighest 11 March, 2026
27.5 °C
Climate (2021–Present)
Point Perpendicular (9km)
Average Low 2021–2026
14.7 °CAverage 2021–2026
17.4 °CAverage High 2021–2026
20.8 °C