What should I wear to Jiuhua Mountain in September?

According to the weather network, Jiuhuashan wore cool and breathable clothes such as shirts, thin long skirts and cotton and linen thin T-shirts in September. The weather temperature in Jiuhua Mountain in September is about 18 degrees Celsius, and the weather is good during the day. You can choose to wear short-sleeved trousers and a thin coat for emergency. Due to the large temperature difference in mountainous areas, it is necessary to carry a long-sleeved garment to prevent the temperature from dropping at night.