December in Sile is the windiest month of the year. In December, the weather in Sile is typically warm. Average daily high temperature in December is about 10 degrees above zero. On average, Sile has 16 rainy, 8 sunny, 5 partly cloudy, and 2 cloudy days in December. The rains are usually heavy. December as well as January and February is considered the most uncomfortable time to visit Sile.