Riddoch Bay Weather Forecast
- 11
- 19
Cloudy
- 8
- 22
Partly cloudy
- 10
- 22
Partly cloudy
- 13
- 22
Shower or two
- 12
- 21
Partly cloudy
- 11
- 22
Mostly sunny
- 12
- 22
Partly cloudy
Today 13 Mar Mount Gambier
Cloudy. Light winds becoming southeasterly 15 to 25 km/h in the morning then becoming light in the evening.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- South to southeasterly 15 to 20 knots tending east to southeasterly during the day.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre during the morning, then increasing to 1 to 1.5 metres by early evening.
- 1st Swell
- Southwesterly 3 metres, increasing to 3 to 4 metres south of Port MacDonnell.
- Weather
- Cloudy.
- Weather Situation
- A ridge of high pressure extends from a high south of Perth, across waters well south of SA. The high slowly moves eastwards to be centred well south of the Bight later today and over the Tasman Sea by Saturday afternoon, with further high pressure systems building well south of the Bight. A trough over inland WA is expected to move across western SA over the weekend.
Riddoch Bay Temperature Statistics View More
March Temperature
Mount Gambier Airport (33km)
Lowest 10 March, 2026
7.2 °CAverage March
16.5 °CHighest 10 March, 2026
30.4 °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