January in San Cristobal is the sunniest month of the year. In January, the weather in San Cristobal is typically warm. Average daily high temperature in January is about 23 degrees above zero. On average, San Cristobal has 16 partly cloudy, 9 cloudy, and 6 sunny days in January. January as well as February and December is considered the most comfortable time to visit San Cristobal.