The University of Sydney (Mallett Street) Weather Forecast
- 10
- 19
Clear
- 9
- 23
Sunny
- 14
- 28
Sunny
- 15
- 27
Sunny
- 17
- 28
Possible late shower
- 13
- 19
Shower or two
- 14
- 21
Possible shower
Today 17 Sep Sydney
Clear. Winds east to southeasterly 15 to 20 km/h becoming light in the late afternoon.
The University of Sydney (Mallett Street) Temperature Statistics View More
September Temperature
Sydney (Observatory Hill) (4km)
Lowest 9 September, 2026
9.8 °CAverage September
17.4 °CHighest 5 September, 2026
32.1 °C
Climate (2021–2026)
Sydney (Observatory Hill) (4km)
Average Low 2021–2026
14.9 °CAverage 2021–2026
18.5 °CAverage High 2021–2026
23.6 °C