April in Oviedo averages a daily high of 16.4°C with nights around 7.4°C. Expect roughly 14.6 wet days totalling 93.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Oviedo is June–October.
Based on OVIEDO, SP (2.4km), 1995–2024. 28 years of April data.