Riddoch Bay Weather Forecast
- 7
- 25
Shower or two
- 12
- 25
Showers
- 13
- 18
Morning shower or two
- 6
- 20
Partly cloudy
- 9
- 24
Showers. Becoming windy
- 12
- 17
Showers
- 9
- 15
Shower or two
Today 5 Apr Mount Gambier
Cloudy. Medium chance of showers. Light winds.
Lower South East Coastal Waters
Cape Jaffa to SA-Vic Border- Wind
- Northeasterly 10 to 15 knots.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 2 metres.
- Weather
- Cloudy. 60% chance of showers.
- Weather Situation
- A trough over western WA linking to a weak front south of the Bight will continue to move over western and southern parts of SA later Sunday into Monday. A high pressure will move south of the Bight early in the week, before another trough and upper level system develops in the west. and moves across mid to late in the week, with a vigorous cold front to follow later Thursday and into Friday.
Riddoch Bay Temperature Statistics View More
April Temperature
Mount Gambier Airport (33km)
Lowest 4 April, 2026
3.6 °CAverage April
13.9 °CHighest 1 April, 2026
23.6 °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