January in Tomaszow Mazowiecki is the snowiest and the coldest month of the year. In January, the weather in Tomaszow Mazowiecki is typically freezing. Average daily high temperature in January is about zero. On average, Tomaszow Mazowiecki has 13 cloudy, 7 partly cloudy, 5 rainy, 4 sunny, and 2 snowy days in January. The rains are usually moderate. January as well as February, March, April, and October is considered the most uncomfortable time to visit Tomaszow Mazowiecki.