April in Achka is the rainiest month of the year. In April, the weather in Achka is typically cold. Average daily high temperature in April is about 9 degrees above zero. On average, Achka has 15 rainy, 9 cloudy, 5 sunny, and 1 partly cloudy day in April. The rains are usually moderate. April as well as January, September, October, and November is considered the most uncomfortable time to visit Achka.