May in Garda is the rainiest month of the year. In May, the weather in Garda is typically warm. Average daily high temperature in May is about 19 degrees above zero. On average, Garda has 17 rainy, 11 sunny, and 3 partly cloudy days in May. The rains are usually heavy. May as well as January, February, March, and April is considered the most uncomfortable time to visit Garda.