In May, the weather in Flekkefjord is typically warm. Average daily high temperature in May is about 12 degrees above zero. On average, Flekkefjord has 15 rainy, 7 sunny, 7 partly cloudy, and 2 cloudy days in May. The rains are usually heavy. May as well as January, February, March, and April is considered the most uncomfortable time to visit Flekkefjord.