In December, the weather in Coronel Oviedo is typically hot. Average daily high temperature in December is about 31 degrees above zero. On average, Coronel Oviedo has 14 rainy, 11 sunny, 5 partly cloudy, and 1 cloudy day in December. The rains are usually heavy. December as well as January and February is considered the most uncomfortable time to visit Coronel Oviedo.