May in Ravon is the rainiest month of the year. In May, the weather in Ravon is typically warm. Average daily high temperature in May is about 15 degrees above zero. On average, Ravon has 24 rainy, 6 sunny, and 1 partly cloudy day in May. The rains are usually heavy. May as well as March, April, and November is considered the most uncomfortable time to visit Ravon.