June in Chur is the rainiest month of the year. In June, the weather in Chur is typically warm. Average daily high temperature in June is about 14 degrees above zero. On average, Chur has 20 rainy, 9 sunny, and 1 partly cloudy day in June. The rains are usually heavy. June as well as March, April, May, and November is considered the most uncomfortable time to visit Chur.