May in Ladek-Zdroj is the rainiest month of the year. In May, the weather in Ladek-Zdroj is typically warm. Average daily high temperature in May is about 15 degrees above zero. On average, Ladek-Zdroj has 20 rainy, 9 sunny, and 2 partly cloudy days in May. The rains are usually heavy. May as well as February, March, April, and July is considered the most uncomfortable time to visit Ladek-Zdroj.