In December, Oviedo typically sees daytime highs of 11.2°C and overnight lows around 4.1°C. Compared to the annual average high of 16.5°C, December runs -5.3°C.
December in Oviedo averages a daytime high of 11.2°C and an overnight low of 4.1°C.
December runs -5.3°C compared to Oviedo's annual average high of 16.5°C, ranking #11 of 12 months by warmth.
Plan for daytime highs near 11.2°C and cooler evenings around 4.1°C.