Alton Weather Forecast
- 12
- 33
Partly cloudy
- 14
- 32
Partly cloudy
- 13
- 27
Cloudy
- 11
- 29
Sunny
- 11
- 31
Sunny
- 12
- 33
Sunny
- 14
- 32
Partly cloudy
Today 27 Sep Darling Downs and Granite Belt
Mostly sunny. The chance of fog in the north early this morning. Medium chance of showers in the southeast during this afternoon and evening. Near zero chance of rain elsewhere. The chance of a thunderstorm in the southeast during this afternoon and evening. Light winds becoming southeasterly 15 to 20 km/h in the middle of the day then becoming light in the evening. Daytime maximum temperatures around 30.
Alton Temperature Statistics View More
September Temperature
St George Airport (71km)
Lowest 18 September, 2026
6.6 °CAverage September
20.7 °CHighest 22 September, 2026
34.9 °C
Climate (2021–2026)
St George Airport (71km)
Average Low 2021–2026
14.5 °CAverage 2021–2026
21 °CAverage High 2021–2026
28.4 °C