China weather in four cities in November

In Nov. both Beijing and Xian has been in Winter, so it is dry and cold. The average temperature is about 5-7 C and the lowest temperature could be about 0 C in late November. Therefore, you can take along thick sweater, wool or leather overcoat, wool gloves and scarfs to keep you warm.
Yangtze at that time has an average temperature of 12 C. And Shanghai's is about 14 C. So it is cool then. Anyway, you need take along overcoat with you.