Haymarket Weather Forecast
- 10
- 21
Clear
- 11
- 23
Sunny
- 12
- 25
Sunny
- 17
- 27
Partly cloudy
- 15
- 22
Sunny
- 12
- 22
Partly cloudy
- 13
- 28
Sunny day. Late shower or two
Today 13 Sep Sydney
Clear. Winds easterly 15 to 20 km/h becoming light in the evening.
Haymarket Temperature Statistics View More
September Temperature
Sydney (Observatory Hill) (2km)
Lowest 1 September, 2025
9.3 °CAverage September
16.3 °CHighest 8 September, 2025
29 °C
Climate (2020–Present)
Sydney (Observatory Hill) (2km)
Average Low 2020–2025
14.7 °CAverage 2020–2025
18.2 °CAverage High 2020–2025
23.4 °C