February in Oviedo is the cloudiest month of the year. In February, the weather in Oviedo is typically warm. Average daily high temperature in February is about 12 degrees above zero. On average, Oviedo has 13 rainy, 7 partly cloudy, 6 cloudy, and 3 sunny days in February. The rains are usually heavy. February as well as January, March, April, and May is considered the most uncomfortable time to visit Oviedo.