May in Verona is the rainiest month of the year. In May, the weather in Verona is typically warm. Average daily high temperature in May is about 19 degrees above zero. On average, Verona has 20 rainy, 10 sunny, and 1 partly cloudy day in May. The rains are usually heavy. May as well as January, February, March, and April is considered the most uncomfortable time to visit Verona.