March weather forecast in Cupertino

In March, the weather in Cupertino is typically warm. Average daily high temperature in March is about 14 degrees above zero. On average, Cupertino has 11 sunny, 10 partly cloudy, 6 rainy, and 4 cloudy days in March. The rains are usually moderate. March as well as January, February, and December is considered the most uncomfortable time to visit Cupertino.