March in Cajamarca is the rainiest month of the year. In March, the weather in Cajamarca is typically warm. Average daily high temperature in March is about 16 degrees above zero. On average, Cajamarca has 30 rainy and 1 cloudy day in March. The rains are usually heavy. March as well as January, February, April, and May is considered the most uncomfortable time to visit Cajamarca.