January in Haicheng averages a daily high of -2.7°C with nights around -12.7°C. Rain is rare — about 2.1 wet days and 5.3mm across the month. A hard month to visit for comfort alone.
Across the year, the best time to visit Haicheng is May–June.
Based on YINGKOU, CH (50.5km), 1995–2024. 26 years of January data.