Montagu Roadstead Weather Forecast
- 18
- 25
Shower or two
- 17
- 25
Showers. Possible storm
- 18
- 26
Shower or two
- 17
- 27
Possible shower
- 17
- 26
Mostly sunny
- 17
- 25
Possible shower
- 16
- 25
Showers increasing
Today 20 Mar Illawarra
Cloudy. High chance of showers, most likely during the morning and afternoon. The chance of a thunderstorm. Light winds. Daytime maximum temperatures in the low to mid 20s.
Illawarra Coastal Waters
Port Hacking to Ulladulla- Wind
- Variable about 10 knots.
- Seas
- Below 1 metre.
- 1st Swell
- Southerly below 1 metre.
- Weather
- Partly cloudy. 70% chance of showers. The chance of a thunderstorm.
- Weather Situation
- A weak ridge produces mostly northeast to southeast winds during Friday and the weekend maintaining unsettled weather. Winds may turn north about the south coast early next week. A cold front may bring a southerly change to the south coast late next week.
Montagu Roadstead Temperature Statistics View More
March Temperature
Point Perpendicular (6km)
Lowest 14 March, 2026
16.2 °CAverage March
21.2 °CHighest 11 March, 2026
27.5 °C
Climate (2021–Present)
Point Perpendicular (6km)
Average Low 2021–2026
14.7 °CAverage 2021–2026
17.4 °CAverage High 2021–2026
20.8 °C