January in Gyandja is the coldest month of the year. In January, the weather in Gyandja is typically cold. Average daily high temperature in January is about 3 degrees above zero. On average, Gyandja has 10 partly cloudy, 9 rainy, 9 sunny, and 3 cloudy days in January. The rains are usually moderate. January as well as February, March, April, and May is considered the most uncomfortable time to visit Gyandja.