Riddoch Bay Weather Forecast
- 11
- 15
Cloudy
- 10
- 14
Cloudy
- 8
- 15
Cloudy
- 7
- 19
Mostly sunny
- 9
- 23
Partly cloudy
- 12
- 23
Mostly sunny
- 13
- 25
Mostly sunny
Today 12 Oct Mount Gambier
Cloudy. Winds westerly 20 to 30 km/h becoming light in the evening.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Westerly 15 to 20 knots, reaching up to 30 knots south of Beachport in the evening.
- Seas
- 1.5 metres, increasing to 1.5 to 2.5 metres south of Beachport.
- 1st Swell
- Southwesterly 4 metres.
- Weather
- Cloudy.
- Weather Situation
- A trough located near the northern border of SA will shift north over the next few days as a high pressure system moves across the south. The high will move into the Tasman Sea later on Thursday with a trough moving into the far west on Friday before weakening over the weekend.
Riddoch Bay Temperature Statistics View More
October Temperature
Mount Gambier Airport (33 km)
Lowest 7 October, 2026
2.8 °CAverage October
13.2 °CHighest 8 October, 2026
25 °C
Climate (2021–2026)
Mount Gambier Airport (33 km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20.1 °C