January in Wroclaw is the snowiest, the cloudiest, and the coldest month of the year. In January, the weather in Wroclaw is typically cold. Average daily high temperature in January is about 2 degrees above zero. On average, Wroclaw has 11 cloudy, 9 partly cloudy, 6 rainy, 3 sunny, and 2 snowy days in January. The rains are usually light. January as well as February, March, October, and November is considered the most uncomfortable time to visit Wroclaw.