January in Heguan averages a daily high of 3.9°C with nights around -6.8°C. Rain is rare — about 2.1 wet days and 6.2mm across the month. A hard month to visit for comfort alone.
Across the year, the best time to visit Heguan is April–May.
Based on WEIFANG, CH (55.9km), 1995–2024. 26 years of January data.