Port Macdonnell Offshore Weather Forecast
- 13
- 15
Shower
- 13
- 15
Shower
- 13
- 14
Storm
- 12
- 14
Windy
- 13
- 13
Shower
- 13
- 14
Cloudy
- 10
- 14
Sunny
Today 30 Jun Lower South East
Partly cloudy. Medium chance of showers, becoming less likely at night. Light winds becoming northerly 15 to 20 km/h in the evening.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Northwesterly 15 to 20 knots turning northerly in the evening. Winds reaching up to 25 knots south of Port MacDonnell in the late evening.
- Seas
- 1 to 1.5 metres.
- 1st Swell
- West to southwesterly 2 to 2.5 metres.
- Weather
- Cloudy. 90% chance of showers.
- Weather Situation
- A series of low pressure systems passing through the Bight will extend cold fronts that will cross over SA through to the end of the week. A high pressure system is then forecast to move into the Bight from late Friday and extend a ridge across the state over the weekend.
Port Macdonnell Offshore Temperature Statistics View More
June Temperature
Mount Gambier Airport (44km)
Lowest 22 June, 2026
0.4 °CAverage June
11 °CHighest 12 June, 2026
20.1 °C
Climate (2021–2026)
Mount Gambier Airport (44km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20 °C