March in First May is the rainiest month of the year. In March, the weather in First May is typically cold. Average daily high temperature in March is about 10 degrees above zero. On average, First May has 12 sunny, 8 partly cloudy, 7 cloudy, and 4 rainy days in March. The rains are usually light. March as well as February, November, and December is considered the most uncomfortable time to visit First May.