December in Quimper is the windiest month of the year. In December, the weather in Quimper is typically warm. Average daily high temperature in December is about 10 degrees above zero. On average, Quimper has 17 rainy, 7 partly cloudy, 4 sunny, and 3 cloudy days in December. The rains are usually heavy. December as well as January, February, March, and April is considered the most uncomfortable time to visit Quimper.