January in Rabac is the cloudiest and the coldest month of the year. In January, the weather in Rabac is typically cold. Average daily high temperature in January is about 8 degrees above zero. On average, Rabac has 10 rainy, 10 sunny, 10 partly cloudy, and 1 cloudy day in January. The rains are usually heavy. January as well as February, November, and December is considered the most uncomfortable time to visit Rabac.