In May, the weather in Pec pod Snezkou is typically warm. Average daily high temperature in May is about 15 degrees above zero. On average, Pec pod Snezkou has 17 rainy, 8 partly cloudy, 3 sunny, and 3 cloudy days in May. The rains are usually heavy. May as well as February, March, April, and June is considered the most uncomfortable time to visit Pec pod Snezkou.