Bonnyrigg Weather Forecast
- 6
- 27
Sunny
- 10
- 31
Sunny
- 11
- 33
Sunny
- 12
- 28
Shower or two developing
- 12
- 19
Shower or two
- 12
- 23
Possible shower
- 11
- 27
Partly cloudy
Today 18 Sep Sydney
Sunny. Light winds becoming northwest to northeasterly 15 to 20 km/h in the middle of the day then tending northwest to southwesterly in the evening.
Bonnyrigg Temperature Statistics View More
September Temperature
Horsley Park (5km)
Lowest 9 September, 2026
5.8 °CAverage September
15.9 °CHighest 5 September, 2026
32.3 °C
Climate (2021–2026)
Horsley Park (5km)
Average Low 2021–2026
12.5 °CAverage 2021–2026
17.4 °CAverage High 2021–2026
23.8 °C