May in Gardone Riviera is the windiest and the cloudiest month of the year. In May, the weather in Gardone Riviera is typically warm. Average daily high temperature in May is about 17 degrees above zero. On average, Gardone Riviera has 21 rainy, 5 partly cloudy, 4 sunny, and 1 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 Gardone Riviera.