December in Chignik Lagoon is the windiest month of the year. In December, the weather in Chignik Lagoon is typically freezing. Average daily high temperature in December is about zero. On average, Chignik Lagoon has 14 snowy, 11 rainy, 3 sunny, 2 cloudy, and 1 partly cloudy day in December. The snowfalls are usually heavy. December as well as April, May, June, and July is considered the most uncomfortable time to visit Chignik Lagoon.