March in San Francisco de Campeche is the sunniest month of the year. In March, the weather in San Francisco de Campeche is typically warm. Average daily high temperature in March is about 27 degrees above zero. On average, San Francisco de Campeche has 24 sunny, 5 partly cloudy, and 2 rainy days in March. The rains are usually light. March as well as January, February, and December is considered the most comfortable time to visit San Francisco de Campeche.