January in Pniewy is the snowiest, the cloudiest, and the coldest month of the year. In January, the weather in Pniewy is typically freezing. Average daily high temperature in January is about zero. On average, Pniewy has 13 cloudy, 9 rainy, 7 snowy, and 2 sunny 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 Pniewy.