December in Jönköping is the windiest month of the year. In December, the weather in Jönköping is typically freezing. Average daily high temperature in December is about zero. On average, Jönköping has 13 snowy, 11 rainy, 5 cloudy, and 2 sunny days in December. The snowfalls are usually light. December as well as March, October, and November is considered the most uncomfortable time to visit Jönköping.