In January, the weather in Cachoeiro de Itapemirim is typically hot. Average daily high temperature in January is about 30 degrees above zero. On average, Cachoeiro de Itapemirim has 14 rainy, 7 sunny, 5 cloudy, and 5 partly cloudy days in January. The rains are usually heavy. January as well as February, March, November, and December is considered the most uncomfortable time to visit Cachoeiro de Itapemirim.