In March, the weather in Chalon-sur-Saone is typically warm. Average daily high temperature in March is about 12 degrees above zero. On average, Chalon-sur-Saone has 11 rainy, 9 sunny, 7 partly cloudy, and 4 cloudy days in March. The rains are usually moderate. March as well as January, February, November, and December is considered the most uncomfortable time to visit Chalon-sur-Saone.