In March, the weather in Ross-on-Wye is typically warm. Average daily high temperature in March is about 9 degrees above zero. On average, Ross-on-Wye has 11 rainy, 10 partly cloudy, 7 cloudy, and 3 sunny days in March. The rains are usually moderate. March as well as January, February, April, and May is considered the most uncomfortable time to visit Ross-on-Wye.