More About Weather in Barcelona in September
How hot is Barcelona in September?
Since it's late summer/almost autumn in September, the weather is the most pleasant. It isn't hot or humid like peak summer or freakishly cold like in the winters with the average temperature high being 26°C and average temperature low being 13°C.
Can You Swim at Beaches in Barcelona in September?
It is still hot enough to head down to the beach and enjoy a swim in the sea in September. The temperature of the sea is a nice toasty 24°C so you get to enjoy the must-visit Barcelona beaches in all its glory.
Does it rain in Barcelona in September?
The chances of rainfall are high on nearly four days in the month of September. The cloud cover is fairly low so you will largely witness clear skies. Fog and snow are highly unlikely in Barcelona in September.
Is Barcelona Windy in September?
Conflicting winds are a regular occurrence because Barcelona is perched on a slightly elevated plateau. In September a moderate breeze comes in from the south with average wind speeds reaching 7.7mph, which is not windy at all.