March in Commack is the windiest month of the year. In March, the weather in Commack is typically cold. Average daily high temperature in March is about 8 degrees above zero. On average, Commack has 10 sunny, 9 rainy, 8 partly cloudy, and 4 cloudy days in March. The rains are usually heavy. March as well as January, February, April, and November is considered the most uncomfortable time to visit Commack.