January in Kiruna is the most freezing month of the year. In January, the weather in Kiruna is typically freezing. Average daily high temperature in January is about 8 degrees below zero. On average, Kiruna has 14 cloudy, 8 partly cloudy, 5 sunny, and 4 snowy days in January. The snowfalls are usually light. January as well as February, April, May, and June is considered the most uncomfortable time to visit Kiruna.