In May, the weather in Chisasibi is typically cold. Average daily high temperature in May is about 7 degrees above zero. On average, Chisasibi has 12 rainy, 12 cloudy, 5 sunny, and 2 partly cloudy days in May. The rains are usually light. May as well as January, February, March, and September is considered the most uncomfortable time to visit Chisasibi.