December in Beichengqu averages a daily high of -1°C with nights around -14.9°C. Rain is rare — about 1.3 wet days and 2mm across the month. A hard month to visit for comfort alone.
Across the year, the best time to visit Beichengqu is April–May.
Based on DATONG, CH (40.7km), 1995–2024. 30 years of December data.