April in Avilés averages a daily high of 15.8°C with nights around 8.2°C. Expect roughly 14.1 wet days totalling 84.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Avilés is June–September.
Based on ASTURIAS AVILES, SP (9.7km), 1995–2024. 30 years of April data.