April in Koshki is the rainiest month of the year. In April, the weather in Koshki is typically warm. Average daily high temperature in April is about 9 degrees above zero. On average, Koshki has 11 rainy, 10 cloudy, 5 sunny, and 4 partly cloudy days in April. The rains are usually light. April as well as January, February, October, and November is considered the most uncomfortable time to visit Koshki.