In October, the weather in Omchak is typically freezing. Average daily high temperature in October is about 9 degrees below zero. On average, Omchak has 19 cloudy, 6 sunny, 5 snowy, and 1 partly cloudy day in October. The snowfalls are usually light. October as well as January, February, March, and September is considered the most uncomfortable time to visit Omchak.