Sebastopol Weather Forecast
- 8
- 18
Shower
- 10
- 16
Storm
- 9
- 16
Shower
- 9
- 16
Shower
- 4
- 16
Cloudy
- 7
- 16
Partly cloudy
- 3
- 19
Sunny
Today 4 Sep Lower South East
Cloudy. Very high chance of showers, most likely in the afternoon and evening. Light winds becoming northerly 20 to 30 km/h in the morning. Overnight temperatures falling to around 7 with daytime temperatures reaching around 18.
Sebastopol Temperature Statistics View More
September Temperature
Mount Gambier Airport (43km)
Lowest 1 September, 2026
6.9 °CAverage September
11.8 °CHighest 1 September, 2026
18.3 °C
Climate (2021–2026)
Mount Gambier Airport (43km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20 °C