January in Bujumbura is the rainiest month of the year. In January, the weather in Bujumbura is typically hot. Average daily high temperature in January is about 29 degrees above zero. On average, Bujumbura has 12 cloudy, 9 rainy, 8 partly cloudy, and 2 sunny days in January. The rains are usually heavy. January as well as February, March, April, and November is considered the most uncomfortable time to visit Bujumbura.