January in Obihiro is the most freezing month of the year. In January, the weather in Obihiro is typically freezing. Average daily high temperature in January is about 4 degrees below zero. On average, Obihiro has 17 partly cloudy, 11 sunny, 2 snowy, and 1 cloudy day in January. The snowfalls are usually light. January as well as September is considered the most comfortable time to visit Obihiro.