January in Helsingborg is the coldest month of the year. In January, the weather in Helsingborg is typically cold. Average daily high temperature in January is about 2 degrees above zero. On average, Helsingborg has 16 rainy, 9 cloudy, 3 sunny, 2 partly cloudy, and 1 snowy day in January. The rains are usually moderate. January as well as February, October, November, and December is considered the most uncomfortable time to visit Helsingborg.