Wahroonga Weather Forecast
- 10
- 17
Partly cloudy
- 8
- 18
Partly cloudy
- 7
- 25
Sunny
- 11
- 29
Sunny
- 12
- 31
Sunny
- 16
- 26
Possible shower
- 14
- 20
Shower or two
Today 16 Sep Sydney
Mostly clear. Winds southerly 30 to 45 km/h decreasing to 15 to 25 km/h in the late evening.
Wahroonga Temperature Statistics View More
September Temperature
Terrey Hills (10km)
Lowest 10 September, 2026
8.1 °CAverage September
16.5 °CHighest 5 September, 2026
30.8 °C
Climate (2021–2026)
Terrey Hills (10km)
Average Low 2021–2026
13.6 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
22 °C