Weather In Barcelona Spain In September 2024. A transition from hot summer to cooler fall takes place in september, accompanied by increased cloud. There are only approximately 5 rainy days in the month of september, with around 5 cm (2 inches) of rainfall.

Explore comprehensive september 2024 weather forecasts for barcelona, including daily high and low temperatures, precipitation risks, and monthly temperature trends. This week, the america’s cup regatta gets under way with the beginning of the louis vuitton cup challenger series.