January in Helsingborg is the snowiest, the windiest, and 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 9 rainy, 9 partly cloudy, 8 cloudy, 4 sunny, and 1 snowy day in January. The rains are usually moderate. January as well as February, March, April, and May is considered the most uncomfortable time to visit Helsingborg.