Doonside Weather Forecast
- 9
- 23
Sunny
- 9
- 27
Late shower or two
- 16
- 22
Sunny
- 7
- 22
Partly cloudy
- 9
- 23
Partly cloudy
- 10
- 19
Partly cloudy
- 7
- 22
Sunny
Today 18 Sep Sydney
Mostly sunny. Winds west to southwesterly 15 to 20 km/h shifting northeasterly in the late morning then becoming light in the evening.
Doonside Temperature Statistics View More
September Temperature
Horsley Park (9km)
Lowest 3 September, 2025
5.2 °CAverage September
16 °CHighest 8 September, 2025
28.9 °C
Climate (2020–Present)
Horsley Park (9km)
Average Low 2020–2025
12.2 °CAverage 2020–2025
17.2 °CAverage High 2020–2025
23.5 °C