January in Halmstad is the coldest month of the year. In January, the weather in Halmstad is typically cold. Average daily high temperature in January is about 1 degree above zero. On average, Halmstad has 12 rainy, 10 cloudy, 4 snowy, 4 sunny, and 1 partly cloudy 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 Halmstad.