March in Hailar averages a daily high of -3.5°C with nights around -15.6°C. Expect roughly 4.2 wet days totalling 7.6mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Hailar is May–June.
Based on HAILAR, CH (5.6km), 1995–2024. 22 years of March data.