In November, the weather in Otaru is typically cold. Average daily high temperature in November is about 6 degrees above zero. On average, Otaru has 13 rainy, 7 partly cloudy, 4 sunny, 4 cloudy, and 2 snowy days in November. The rains are usually heavy. November as well as March, April, May, and October is considered the most uncomfortable time to visit Otaru.