May in Liezen is the rainiest month of the year. In May, the weather in Liezen is typically warm. Average daily high temperature in May is about 12 degrees above zero. On average, Liezen has 26 rainy, 4 sunny, and 1 cloudy day in May. The rains are usually heavy. May as well as March, April, June, and July is considered the most uncomfortable time to visit Liezen.