October in Constanţa averages a daily high of 17.8°C with nights around 10.8°C. Expect roughly 6.1 wet days totalling 47.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Constanţa is May–October.
Based on CONSTANTA, RO (4.4km), 1995–2024. 30 years of October data.