Siding Spring Mountain Weather Forecast
- 17
- 31
Storm
- 18
- 32
Partly cloudy
- 20
- 35
Sunny
- 20
- 36
Sunny
- 20
- 35
Sunny
- 21
- 35
Sunny
- 22
- 37
Partly cloudy
Today 5 Jan North West Slopes and Plains
Partly cloudy. Medium chance of showers, most likely in the afternoon and evening. A thunderstorm likely in the afternoon and evening, possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding on the southern slopes in the afternoon and early evening. Winds north to northwesterly 15 to 20 km/h tending southeast to southwesterly in the early afternoon then tending east to southeasterly in the evening. Daytime maximum temperatures 31 to 36.
Siding Spring Mountain Temperature Statistics View More
January Temperature
Coonabarabran (Showgrounds) (21km)
Lowest 1 January, 2026
11.1 °CAverage January
24.2 °CHighest 1 January, 2026
33.9 °C
Climate (2021–Present)
Coonabarabran (Showgrounds) (21km)
Average Low 2021–2026
8.5 °CAverage 2021–2026
16.2 °CAverage High 2021–2026
23.6 °C