April in Oymyakon is the snowiest and the cloudiest month of the year. In April, the weather in Oymyakon is typically freezing. Average daily high temperature in April is about 6 degrees below zero. On average, Oymyakon has 13 partly cloudy, 11 cloudy, 3 snowy, and 3 sunny days in April. The snowfalls are usually light.