April in Atka is the snowiest month of the year. In April, the weather in Atka is typically freezing. Average daily high temperature in April is about 9 degrees below zero. On average, Atka has 19 cloudy, 9 snowy, and 2 sunny days in April. The snowfalls are usually light. April as well as January, February, March, and May is considered the most uncomfortable time to visit Atka.