March in Roudnice nad Labem is the windiest month of the year. In March, the weather in Roudnice nad Labem is typically cold. Average daily high temperature in March is about 8 degrees above zero. On average, Roudnice nad Labem has 9 rainy, 8 cloudy, 8 partly cloudy, and 6 sunny days in March. The rains are usually light. March as well as January, February, April, and October is considered the most uncomfortable time to visit Roudnice nad Labem.