January in Mérida is the coldest month of the year. In January, the weather in Mérida is typically warm. Average daily high temperature in January is about 27 degrees above zero. On average, Mérida has 16 sunny, 12 partly cloudy, and 3 rainy days in January. The rains are usually light. January as well as February and December is considered the most comfortable time to visit Mérida.