In March, the weather in Eagan is typically cold. Average daily high temperature in March is about 5 degrees above zero. On average, Eagan has 10 partly cloudy, 9 sunny, 7 cloudy, 3 rainy, and 2 snowy days in March. The rains are usually heavy. March as well as February, April, November, and December is considered the most uncomfortable time to visit Eagan.