Gulou's climate is characterized by a gradual warming trend throughout the year. In winter, temperatures range from 2-27°C in January and 7-28°C in February, with an average of around 12-15°C. As spring arrives, temperatures rise steadily, reaching an average high of 19°C in April and 24°C in May. Summer months bring sweltering heat, with July being the hottest, averaging 30°C, while autumn sees a moderate decrease in temperature back to around 18-20°C by October. In winter, temperatures drop again, but not as drastically as in January, with averages ranging from 14-18°C.