Borderline Speedway Weather Forecast
- 11
- 21
Showers
- 11
- 17
Showers increasing
- 8
- 14
Partly cloudy
- 6
- 14
Cloudy
- 3
- 16
Cloudy
- 5
- 21
Sunny
- 10
- 24
Sunny
Today 13 Sep Mount Gambier
Partly cloudy. Very high chance of showers, most likely in the late morning and afternoon. The chance of a thunderstorm during this afternoon and evening. Winds northerly 15 to 25 km/h tending northwesterly 15 to 20 km/h in the late afternoon then becoming light in the evening.
Borderline Speedway Temperature Statistics View More
September Temperature
Mount Gambier Airport (14km)
Lowest 8 September, 2026
0.3 °CAverage September
11 °CHighest 11 September, 2026
19.4 °C
Climate (2021–2026)
Mount Gambier Airport (14km)
Average Low 2021–2026
8.9 °CAverage 2021–2026
13.7 °CAverage High 2021–2026
20 °C