Barcelona in September: weather, sea & travel advice
Barcelona in September is especially suited to family holidays, beach holidays, city breaks and active holidays and hiking. Days are around 26 °C (warm), and the sea is about 24 °C. With about 6 rainy days it is dry.
Barcelona · SeptemberPhoto: JJxFile · CC BY-SA 4.0Climate facts
- Day
- 26 °C
- Night
- 16 °C
- Sea
- 24 °C
- Rainy days
- 6 rainy days
- Sun
- 6 h/day
- Humidity
- 70 %
Suitability by travel type
BeachExcellent93/100
City breakExcellent92/100
ActiveGood79/100
FamilyExcellent97/100
In favour
- Pleasant daytime temperatures around 26 °C
- Warm, swimmable sea (24 °C)
To consider
- No significant drawbacks.
All months at a glance
12J
13F
16M
19A
23M
27J
30J
30A
26S
21O
16N
12D
5J
5F
6M
6A
6M
5J
3J
5A
6S
7O
6N
6D
Similar destinations in September
Frequently asked questions
How warm is Barcelona in September?
Daytime highs average around 26 °C, with nights around 16 °C.
Can you swim in Barcelona in September?
The sea is about 24 °C (warm).
Does it rain a lot in Barcelona in September?
On the long-term average, expect about 6 rainy days.
When is the best time to visit Barcelona?
The most favourable months are usually the ones highlighted on the overview page. Values are historical averages, not a forecast.