May in Nýřany is the rainiest month of the year. In May, the weather in Nýřany is typically warm. Average daily high temperature in May is about 16 degrees above zero. On average, Nýřany has 14 rainy, 9 partly cloudy, and 8 sunny days in May. The rains are usually light. May as well as January, February, March, and November is considered the most uncomfortable time to visit Nýřany.