Riddoch Bay Weather Forecast
- 8
- 15
Shower or two
- 11
- 16
Showers
- 11
- 17
Shower or two
- 11
- 17
Possible shower
- 9
- 18
Cloudy
- 7
- 21
Sunny
- 10
- 23
Partly cloudy
Today 7 May Mount Gambier
Cloudy. Medium chance of showers, most likely at night. Winds southwesterly 20 to 30 km/h.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Southwesterly 20 to 30 knots decreasing to 20 to 25 knots in the early morning then increasing to 20 to 30 knots in the late afternoon.
- Seas
- 2 to 3 metres.
- 1st Swell
- Southwesterly 4 metres.
- Weather
- Cloudy. 70% chance of showers, with possible small hail south of Port MacDonnell in the early morning.
Riddoch Bay Temperature Statistics View More
May Temperature
Mount Gambier Airport (33km)
Lowest 5 May, 2026
10.4 °CAverage May
15.6 °CHighest 1 May, 2026
28.5 °C
Climate (2021–Present)
Mount Gambier Airport (33km)
Average Low 2021–2026
8.8 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20 °C