Sydenham Weather Forecast
- 15
- 33
Clear
- 14
- 23
Sunny
- 13
- 21
Shower or two
- 13
- 19
Morning shower or two
- 11
- 19
Possible shower
- 11
- 19
Partly cloudy
- 10
- 21
Mostly sunny
Today 5 Sep Sydney
Clear. Winds westerly 15 to 25 km/h.
Sydenham Temperature Statistics View More
September Temperature
Sydney Airport (3km)
Lowest 1 September, 2026
11.5 °CAverage September
20.2 °CHighest 2 September, 2026
28.9 °C
Climate (2021–2026)
Sydney Airport (3km)
Average Low 2021–2026
14.9 °CAverage 2021–2026
18.8 °CAverage High 2021–2026
23.5 °C