March in Chignik Lagoon is the sunniest and the most freezing month of the year. In March, the weather in Chignik Lagoon is typically freezing. Average daily high temperature in March is about 2 degrees below zero. On average, Chignik Lagoon has 15 snowy, 8 cloudy, 5 sunny, 2 partly cloudy, and 1 rainy day in March. The snowfalls are usually heavy.