Port Macdonnell Weather Forecast
- 10
- 16
Shower
- 12
- 16
Shower
- 12
- 18
Shower
- 11
- 19
Shower
- 12
- 20
Shower
- 12
- 18
Shower
- 11
- 17
Cloudy
Today 11 Apr Lower South East
Cloudy. High chance of showers in the south, medium chance elsewhere. Winds westerly 30 to 45 km/h turning southwesterly 20 to 30 km/h during the afternoon and evening. Daytime maximum temperatures around 17.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Westerly 25 to 30 knots turning southwesterly in the late morning and early afternoon.
- Seas
- 2.5 to 3 metres.
- 1st Swell
- Southwesterly 4 to 6 metres.
- Weather
- Cloudy. 80% chance of showers.
- Weather Situation
- A high pressure system south of WA extends a ridge over South Australia. This ridge will persist over SA this weekend as the high moves slowly east to be south of the Bight by tomorrow night. The high is forecast to hover over SA on Monday, then weaken and step back to the west on Tuesday allowing a series of fronts to pass over the southeast on Wednesday and Thursday.
Port Macdonnell Temperature Statistics View More
April Temperature
Mount Gambier Airport (34km)
Lowest 4 April, 2026
3.6 °CAverage April
14.6 °CHighest 5 April, 2026
25.3 °C
Climate (2021–Present)
Mount Gambier Airport (34km)
Average Low 2021–2026
8.8 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20 °C