Siding Spring Observatory Weather Forecast
- 17
- 26
Storm
- 16
- 28
Storm
- 18
- 30
Storm
- 18
- 31
Sunny
- 16
- 28
Shower
- 16
- 29
Partly cloudy
- 16
- 32
Sunny
Today 12 Dec North West Slopes and Plains
Partly cloudy. Medium chance of showers, becoming less likely in the evening. A thunderstorm likely in the afternoon and early evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds northeasterly 20 to 30 km/h tending easterly 15 to 25 km/h in the late afternoon.
Siding Spring Observatory Temperature Statistics View More
December Temperature
Coonabarabran (Showgrounds) (20km)
Lowest 3 December, 2025
4 °CAverage December
20.8 °CHighest 6 December, 2025
37 °C
Climate (2020–Present)
Coonabarabran (Showgrounds) (20km)
Average Low 2020–2025
8.5 °CAverage 2020–2025
16.2 °CAverage High 2020–2025
23.6 °C