Weather in Barcelona in September
In an average September, Barcelona sees a daily high around 33°C and a low around 24°C, based on 1980–2026 of local climate records.
| Average high | 33°C |
|---|---|
| Typical high range | 31°C to 35°C |
| Average low | 24°C |
| Typical low range | 23°C to 25°C |
| Average daily precipitation | 5 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
38°C
2015-09-26
Lowest
28°C
1994-09-25
Low
Highest
27°C
2026-09-10
Lowest
22°C
1988-09-30
Feels-like
Highest
60°C
2015-09-26
Lowest
32°C
1994-09-25
Humidity
Highest
24.8 g/m³
2016-09-01
Lowest
18.9 g/m³
2023-09-04
Wind
Highest
22 km/h
2019-09-23
Lowest
3 km/h
2026-09-25
Gust
Highest
47 km/h
2019-09-23
Lowest
6 km/h
2026-09-25
Precip
Wettest
246 mm
2018
Driest
47 mm
2026
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