January in Barrancabermeja is the sunniest month of the year. In January, the weather in Barrancabermeja is typically hot. Average daily high temperature in January is about 31 degrees above zero. On average, Barrancabermeja has 19 rainy, 7 sunny, 3 cloudy, and 2 partly cloudy days in January. The rains are usually heavy. January as well as February, March, April, and May is considered the most uncomfortable time to visit Barrancabermeja.