In March, the weather in Glenrothes is typically cold. Average daily high temperature in March is about 9 degrees above zero. On average, Glenrothes has 13 rainy, 9 partly cloudy, 6 cloudy, and 3 sunny days in March. The rains are usually moderate. March as well as January, February, April, and May is considered the most uncomfortable time to visit Glenrothes.