January in Auch is the cloudiest and the coldest month of the year. In January, the weather in Auch is typically warm. Average daily high temperature in January is about 10 degrees above zero. On average, Auch has 12 rainy, 11 partly cloudy, 5 sunny, and 3 cloudy days in January. The rains are usually moderate. January as well as February, March, November, and December is considered the most uncomfortable time to visit Auch.