In January, the weather in Maracanaú is typically hot. Average daily high temperature in January is about 30 degrees above zero. On average, Maracanaú has 19 rainy, 6 sunny, 5 partly cloudy, and 1 cloudy day in January. The rains are usually heavy. January as well as February, March, April, and May is considered the most uncomfortable time to visit Maracanaú.