March in Wenatchee is the rainiest month of the year. In March, the weather in Wenatchee is typically cold. Average daily high temperature in March is about 6 degrees above zero. On average, Wenatchee has 14 rainy, 10 cloudy, 4 sunny, and 3 partly cloudy days in March. The rains are usually light. March as well as February and November is considered the most uncomfortable time to visit Wenatchee.