Hanchuan's climate is marked by a noticeable warming trend throughout the year. Winter months, January and December, bring temperatures often below freezing, with average temperatures ranging from 6°C to 8°C. As spring approaches in March and April, temperatures rapidly rise, reaching averages of 13°C and 17°C respectively. Summer months, June to August, are hot and humid, with temperatures frequently soaring above 30°C, averaging around 28-29°C. Autumn brings a moderate decrease in temperature, with September and October averaging around 27°C and 18°C respectively, before the cycle begins again in winter.