January in may day is the most freezing month of the year. In January, the weather in may day is typically freezing. Average daily high temperature in January is about 12 degrees below zero. On average, may day has 14 cloudy, 6 snowy, 6 sunny, and 5 partly cloudy days in January. The snowfalls are usually light. January as well as February and December is considered the most uncomfortable time to visit may day.