Chengjiao experiences mild springs with temperatures gradually warming up. From March to May, the average temperature hovers around 19°C, with little variation throughout the season. Summer months bring hot and humid conditions, with June being the warmest month, while July and August see a slight drop in temperature. Autumn is generally cool and dry, with September marking the beginning of the season's descent into chillier temperatures. Winters are cold and dry, with January often seeing the lowest temperatures.