January in Cherbourg-Octeville is the windiest and the cloudiest month of the year. In January, the weather in Cherbourg-Octeville is typically cold. Average daily high temperature in January is about 8 degrees above zero. On average, Cherbourg-Octeville has 17 rainy, 7 partly cloudy, 6 cloudy, and 1 sunny day in January. The rains are usually heavy. January as well as February, March, April, and October is considered the most uncomfortable time to visit Cherbourg-Octeville.