December in Kobe is the windiest month of the year. In December, the weather in Kobe is typically warm. Average daily high temperature in December is about 10 degrees above zero. On average, Kobe has 13 partly cloudy, 10 rainy, and 8 sunny days in December. The rains are usually moderate. December as well as January, February, and March is considered the most uncomfortable time to visit Kobe.