December in Shache averages a daily high of 2.8°C with nights around -8.2°C. Rain is rare — about 0.9 wet days and 1.3mm across the month. A hard month to visit for comfort alone.
Across the year, the best time to visit Shache is September–October.
Based on SHACHE, CH (2.9km), 1995–2024. 26 years of December data.