January in Heihe averages a daily high of -15.2°C with nights around -25.4°C. Expect roughly 5.1 wet days totalling 6.8mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Heihe is May–June.
Based on BLAGOVESCENSK, RS (1km), 1995–2024. 30 years of January data.