December in Tlaxcala de Xicoténcatl is the sunniest month of the year. In December, the weather in Tlaxcala de Xicoténcatl is typically warm. Average daily high temperature in December is about 16 degrees above zero. On average, Tlaxcala de Xicoténcatl has 21 sunny, 9 partly cloudy, and 1 rainy day in December. The rains are usually moderate. December as well as February and March is considered the most comfortable time to visit Tlaxcala de Xicoténcatl.