In December, the weather in Takayama is typically cold. Average daily high temperature in December is about 3 degrees above zero. On average, Takayama has 8 snowy, 8 partly cloudy, 6 rainy, 5 cloudy, and 4 sunny days in December. The snowfalls are usually heavy. December as well as February, March, April, and June is considered the most uncomfortable time to visit Takayama.