March in Lewiston is the rainiest and the windiest month of the year. In March, the weather in Lewiston is typically cold. Average daily high temperature in March is about 8 degrees above zero. On average, Lewiston has 25 rainy, 3 sunny, 2 cloudy, and 1 partly cloudy day in March. The rains are usually heavy. March as well as January, February, April, and November is considered the most uncomfortable time to visit Lewiston.