May in Fuessen is the rainiest month of the year. In May, the weather in Fuessen is typically warm. Average daily high temperature in May is about 13 degrees above zero. On average, Fuessen has 25 rainy, 5 sunny, and 1 partly cloudy day in May. The rains are usually heavy. May as well as February, March, April, and June is considered the most uncomfortable time to visit Fuessen.