May in Meudon is the rainiest month of the year. In May, the weather in Meudon is typically warm. Average daily high temperature in May is about 17 degrees above zero. On average, Meudon has 17 rainy, 7 sunny, 4 partly cloudy, and 3 cloudy days in May. The rains are usually moderate. May as well as January, February, November, and December is considered the most uncomfortable time to visit Meudon.