March in Salmon is the rainiest month of the year. In March, the weather in Salmon is typically cold. Average daily high temperature in March is about 1 degree above zero. On average, Salmon has 14 rainy, 6 snowy, 6 cloudy, 3 sunny, and 2 partly cloudy days in March. The rains are usually moderate. March as well as April and May is considered the most uncomfortable time to visit Salmon.