Barcelona vs Valencia

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Valencia edges ahead as the better destination in September. Valencia offers 10 hours of daily sunshine with only 7 rain days, while Barcelona sees 10 sunshine hours and 11 rain days.

Barcelona sits in the comfortable travel range at 24°C. Valencia is also comfortable at 27°C.

For travelers who prioritize dry weather, Valencia is the stronger choice in September.

Barcelona reaches an average high of 24°C (75°F) and drops to 18°C (64°F) at night during September. The daily temperature range is 6°C, meaning relatively stable temperatures from day to night.

Valencia averages 27°C (81°F) for the high and 19°C (66°F) for the low, with a daily range of 8°C. The 3°C difference is noticeable but not dramatic.

Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.

Barcelona receives approximately 79 mm of rainfall across 11 rain days during September. You can expect rain roughly every other day.

Valencia sees 60 mm over 7 rain days. That makes Valencia the drier option by 4 rain days and 19 mm of total precipitation.

Both cities share similar humidity levels at 65%.