April in Kosh-Agach is the rainiest and the cloudiest month of the year. In April, the weather in Kosh-Agach is typically cold. Average daily high temperature in April is about 2 degrees above zero. On average, Kosh-Agach has 16 partly cloudy, 9 sunny, and 5 rainy days in April. The rains are usually light. April as well as January, February, November, and December is considered the most uncomfortable time to visit Kosh-Agach.