January in Madrid is the rainiest and the coldest month of the year. In January, the weather in Madrid is typically warm. Average daily high temperature in January is about 10 degrees above zero. On average, Madrid has 12 sunny, 8 rainy, 6 partly cloudy, and 5 cloudy days in January. The rains are usually light. January as well as November and December is considered the most uncomfortable time to visit Madrid.