What clothes are appropriate to wear at 12 degrees Celsius in Xi’an?

The weather is around 12 degrees, but it is actually quite cool in the morning. If you are an office worker and go out early and come back late, you can wear a long-sleeved shirt and a light jacket, or just a suit. Xi'an, referred to as "Hao", also known as Chang'an and Haojing in ancient times, is the capital of Shaanxi Province, a sub-provincial city, a megacity, the core city of the Guanzhong Plain urban agglomeration, and an important central city in western China approved by the State Council. Xi'an City is located in the Guanzhong Basin in the middle of the Yellow River Basin, bounded by the Linghe and Bayuan Mountains to the east, Hua County, Weinan City, Shangzhou District, and Luonan County, and Taibai Mountains and Qinghua Loess Plateau to the west. It borders Mei County and Taibai County, extends to the main ridge of the North Qinling Mountains in the south, borders Foping County, Ningshan County, and Zhashui County, reaches the Wei River in the north, crosses the Wei River in the northeast, and borders Xianyang. Xi'an has huge differences in altitude and has a warm temperate semi-humid continental monsoon climate.