January in Dendermonde is the cloudiest and the coldest month of the year. In January, the weather in Dendermonde is typically cold. Average daily high temperature in January is about 5 degrees above zero. On average, Dendermonde has 12 rainy, 10 partly cloudy, 8 cloudy, and 1 sunny day in January. The rains are usually moderate. January as well as February, March, October, and November is considered the most uncomfortable time to visit Dendermonde.