In April, the weather in Flekkefjord is typically cold. Average daily high temperature in April is about 7 degrees above zero. On average, Flekkefjord has 14 rainy, 8 sunny, 7 partly cloudy, and 1 cloudy day in April. The rains are usually moderate. April as well as January, February, March, and May is considered the most uncomfortable time to visit Flekkefjord.