O B Flat Weather Forecast
- 8
- 14
Shower or two
- 7
- 14
Showers. Becoming windy
- 11
- 15
Showers
- 10
- 14
Showers
- 8
- 13
Showers
- 9
- 16
Showers
- 9
- 17
Shower or two
Today 31 May Mount Gambier
Cloudy. High chance of showers, most likely in the early morning. Winds west to southwesterly 20 to 30 km/h becoming light in the early afternoon.
O B Flat Temperature Statistics View More
May Temperature
Mount Gambier Airport (14km)
Lowest 22 May, 2026
3.2 °CAverage May
13.3 °CHighest 1 May, 2026
28.5 °C
Climate (2021–Present)
Mount Gambier Airport (14km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20 °C