March in Provo is the windiest month of the year. In March, the weather in Provo is typically cold. Average daily high temperature in March is about 7 degrees above zero. On average, Provo has 15 partly cloudy, 10 sunny, 4 rainy, and 2 cloudy days in March. The rains are usually light. March as well as January, February, November, and December is considered the most uncomfortable time to visit Provo.