Galston Weather Forecast
- 14
- 24
Clear
- 14
- 29
Partly cloudy
- 15
- 33
Mostly sunny
- 14
- 17
Showers
- 12
- 18
Possible shower
- 11
- 21
Partly cloudy
- 10
- 25
Sunny
Today 24 Sep Sydney
Clear. Winds northeasterly 20 to 30 km/h becoming light in the late evening.
Galston Temperature Statistics View More
September Temperature
Parramatta North (Masons Drive) (15km)
Lowest 18 September, 2026
6 °CAverage September
17.9 °CHighest 20 September, 2026
33.3 °C
Climate (2021–2026)
Parramatta North (Masons Drive) (15km)
Average Low 2021–2026
13.3 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.7 °C