In September, Oviedo typically sees daytime highs of 21.3°C and overnight lows around 12.1°C. Compared to the annual average high of 16.5°C, September runs +4.8°C.
September in Oviedo averages a daytime high of 21.3°C and an overnight low of 12.1°C.
September runs +4.8°C compared to Oviedo's annual average high of 16.5°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 21.3°C and cooler evenings around 12.1°C.