January in Sancti Spiritus is the coldest month of the year. In January, the weather in Sancti Spiritus is typically warm. Average daily high temperature in January is about 27 degrees above zero. On average, Sancti Spiritus has 19 sunny, 9 partly cloudy, and 3 rainy days in January. The rains are usually light. January as well as February, March, and December is considered the most comfortable time to visit Sancti Spiritus.