December in Boras is the windiest month of the year. In December, the weather in Boras is typically cold. Average daily high temperature in December is about 1 degree above zero. On average, Boras has 16 rainy, 6 snowy, 6 cloudy, and 3 sunny days in December. The rains are usually moderate. December as well as March, April, May, and August is considered the most uncomfortable time to visit Boras.