O B Flat Weather Forecast
- 7
- 14
Cloudy
- 4
- 16
Cloudy
- 4
- 21
Sunny
- 10
- 25
Sunny
- 13
- 20
Shower or two
- 9
- 15
Cloudy
- 4
- 17
Partly cloudy
Today 16 Sep Mount Gambier
Cloudy. Light winds becoming southerly 15 to 20 km/h in the morning then becoming light in the late afternoon.
O B Flat Temperature Statistics View More
September Temperature
Mount Gambier Airport (14km)
Lowest 8 September, 2026
0.3 °CAverage September
11.5 °CHighest 12 September, 2026
21.8 °C
Climate (2021–2026)
Mount Gambier Airport (14km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20.1 °C