In May, the weather in Hinton is typically warm. Average daily high temperature in May is about 14 degrees above zero. On average, Hinton has 12 rainy, 9 partly cloudy, 6 sunny, 3 cloudy, and 1 snowy day in May. The rains are usually heavy. May as well as March, April, June, and July is considered the most uncomfortable time to visit Hinton.