Blacktown Weather Forecast
- 19
- 34
Sunny
- 20
- 35
Sunny
- 23
- 31
Shower or two
- 17
- 22
Cloudy
- 16
- 25
Cloudy
- 17
- 31
Partly cloudy
- 19
- 31
Possible shower
Today 30 Jan Sydney
Mostly sunny. Light winds becoming northeasterly 20 to 30 km/h in the middle of the day.
Blacktown Temperature Statistics View More
January Temperature
Horsley Park (10km)
Lowest 28 January, 2026
14.8 °CAverage January
22.4 °CHighest 10 January, 2026
41.5 °C
Climate (2021–Present)
Horsley Park (10km)
Average Low 2021–2026
12.2 °CAverage 2021–2026
17.3 °CAverage High 2021–2026
23.7 °C