In March, the weather in Rybnik is typically cold. Average daily high temperature in March is about 8 degrees above zero. On average, Rybnik has 9 rainy, 8 partly cloudy, 7 sunny, 6 cloudy, and 1 snowy day in March. The rains are usually light. March as well as January, February, October, and November is considered the most uncomfortable time to visit Rybnik.