Three Brothers Rocks Weather Forecast
- 7
- 15
Showers
- 6
- 17
Mostly sunny
- 8
- 17
Partly cloudy
- 5
- 17
Sunny
- 7
- 18
Sunny
- 6
- 18
Mostly sunny
- 6
- 18
Sunny
Today 13 Jun South Coast
Partly cloudy. Areas of frost and the chance of fog inland this morning. Medium chance of showers, most likely in the late morning and afternoon. Light winds becoming south to southwesterly 15 to 20 km/h in the middle of the day then becoming light in the early afternoon. Daytime maximum temperatures between 11 and 16.
Eden Coastal Waters
Montague Island to Gabo Island- Wind
- Southerly 10 to 15 knots, reaching up to 20 knots north of Green Cape during the morning and early afternoon. Winds decreasing to about 10 knots in the late evening.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the afternoon.
- 1st Swell
- Southeasterly 1 to 1.5 metres inshore, increasing to 1 to 2 metres offshore north of Green Cape.
- Weather
- Partly cloudy. 90% chance of showers. The chance of a thunderstorm offshore north of Green Cape.
- Weather Situation
- A trough is moving north along the coast of NSW this morning as a high pressure ridge lies over the land. The trough is expected to deepen and form a weak low off the north coast later today, bringing strengthening southerly winds. This system will weaken and move offshore before several fronts brush the southern waters over the weekend and through to Monday.
Three Brothers Rocks Temperature Statistics View More
June Temperature
Montague Island Lighthouse (27km)
Lowest 9 June, 2025
9.3 °CAverage June
13.5 °CHighest 3 June, 2025
18.6 °C
Climate (2020–Present)
Montague Island Lighthouse (27km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
17 °CAverage High 2020–2025
19.9 °C