When is the coldest winter in Xi 'an?

65438+ February. The coldest time in Xi 'an is after the winter solstice, and it enters the solar term on March 9. Usually, the temperature in Xi 'an is about 5 degrees below zero, and it will be-10 degrees when it meets cold air. The coldest year is 199 1 year, and the temperature in Xi 'an drops to-0/6 degrees, which brings the same life to the citizens. The winter solstice is 65438+February, so it is 18.