December in Strangnas is the windiest month of the year. In December, the weather in Strangnas is typically freezing. Average daily high temperature in December is about zero. On average, Strangnas has 11 cloudy, 10 rainy, 4 snowy, 3 sunny, and 3 partly cloudy days in December. The rains are usually light. December as well as March, April, October, and November is considered the most uncomfortable time to visit Strangnas.