April in Chur is the rainiest month of the year. In April, the weather in Chur is typically cold. Average daily high temperature in April is about 6 degrees above zero. On average, Chur has 21 rainy, 6 cloudy, 2 sunny, and 1 snowy day in April. The rains are usually moderate. April as well as January, February, October, and December is considered the most uncomfortable time to visit Chur.