October in Cartagena averages a daily high of 26.4°C with nights around 14°C. Expect roughly 4.7 wet days totalling 26.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Cartagena is February–May.
Based on MURCIA ALCANTARILLA, SP (45.1km), 1995–2024. 30 years of October data.