October in Tarragona averages a daily high of 23.3°C with nights around 13.1°C. Expect roughly 6.2 wet days totalling 68mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Tarragona is March–July.
Based on REUS AEROPUERTO, SP (6.5km), 1995–2024. 30 years of October data.