May in Campulung is the rainiest and the cloudiest month of the year. In May, the weather in Campulung is typically warm. Average daily high temperature in May is about 15 degrees above zero. On average, Campulung has 21 rainy, 4 sunny, 4 partly cloudy, and 2 cloudy days in May. The rains are usually heavy. May as well as March, April, June, and July is considered the most uncomfortable time to visit Campulung.