January in Zaragoza is the coldest month of the year. In January, the weather in Zaragoza is typically warm. Average daily high temperature in January is about 10 degrees above zero. On average, Zaragoza has 14 sunny, 13 partly cloudy, 3 rainy, and 1 cloudy day in January. The rains are usually light. January as well as February, March, November, and December is considered the most uncomfortable time to visit Zaragoza.