January weather forecast in Cortona

January in Cortona is the cloudiest and the coldest month of the year. In January, the weather in Cortona is typically cold. Average daily high temperature in January is about 7 degrees above zero. On average, Cortona has 11 partly cloudy, 8 sunny, 6 rainy, and 6 cloudy days in January. The rains are usually light. January as well as February, November, and December is considered the most uncomfortable time to visit Cortona.