March in Changtu averages a daily high of 6.1°C with nights around -5.5°C. Expect roughly 3.8 wet days totalling 13.8mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Changtu is May.
Based on SIPING, CH (48.9km), 1995–2024. 29 years of March data.