Sanhe, China experiences a continental climate with distinct seasonal variations. Winters are harsh and cold, with temperatures often below freezing in January (-23C to 9C) and December (-14C to 14C), making them the coldest months of the year. Spring brings rapid warming, with March (1C to 26C) and April (1C to 29C) seeing significant temperature fluctuations. Summers are warm but not sweltering, with June (13C to 38C) and July (16C to 35C) temperatures averaging in the mid-to-high twenties. Autumn is a relatively mild season, with September (13C to 31C) and October (-2C to 24C) temperatures gradually cooling down before winter sets in.