March in Mars is the windiest month of the year. In March, the weather in Mars is typically cold. Average daily high temperature in March is about 4 degrees above zero. On average, Mars has 9 cloudy, 9 partly cloudy, 6 sunny, 5 rainy, and 2 snowy days in March. The rains are usually light. March as well as October, November, and December is considered the most uncomfortable time to visit Mars.