Barcelona in september: average Weather, Temperature and Climate
Weather in Barcelona in september 2025
The weather in Barcelona in september comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 6
Weather at 6am
70°F
Clear/Sunny
49% of time
22%
18%
8%
Weather at 12pm
79°F
Clear/Sunny
54% of time
22%
18%
5%
Weather at 6pm
74°F
Clear/Sunny
55% of time
19%
19%
6%
Weather at 3am
70°F
49%
22%
22%
6%
Evolution of daily average temperature and precipitation in Barcelona in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Barcelona in september.
The climate of Barcelona in september is good
The month of September sees a regression in heat, unlike the rain that regains in intensity. Rainy days are again more numerous compared to those of August. However, the climate throughout September in Barcelona allows to extend one's summer vacation.
Mornings in Barcelona throughout September
Morning temperatures are still mild and the atmosphere is generally still pleasant. It is also still possible to appreciate the beautiful mornings under a clear sky. However, one should expect more rainfall occurrences - especially towards the end of the month.
Midday in Barcelona throughout September
The weather in Barcelona throughout September is still beautiful. The warmth is generally comfortable while the superb sunshine allows to enjoy one's stay as well as to discover the heritage and monuments of the city.
Evenings in Barcelona throughout September
The weather conditions at this time allow to spend pleasant moments with family and friends. This is especially true as the drop in heat promotes a comfortable feeling all evening. However, expect a few fine rains, especially towards the end of the month.
Seasonal average climate and temperature of Barcelona in september
Check below seasonal norms These datas are set from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 76°F | ||||
| Highest temperature | 79°F | ||||
| Lowest temperature | 70°F | ||||
| Highest record temperature | 90°F (2016) | ||||
| Lowest record temperature | 58°F (2010) | ||||
| Number of days at +86°F | 1 day(s) (3%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 76°F | ||||
| Lowest sea temperature | 71°F | ||||
| Highest sea temperature | 81°F | ||||
| Wind | |||||
| Wind speed | 16km/h | ||||
| Wind temperature | 70°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.9in | ||||
| Number of days with rainfall | 5 day(s) (18%) | ||||
| Record daily rainfall | 2.4in (2019) | ||||
| Other climate data | |||||
| Humidity | 76% | ||||
| Visibility | 9.66km | ||||
| Cloud cover | 25% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:32 | ||||
| Time of sunset | 19:00 | ||||
| Length of day | 12:28 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Barcelona in september 2024:
77°F to 81°F
74°F to 79°F
68°F to 77°F
70°F to 76°F
70°F to 76°F
74°F to 77°F
76°F to 81°F
74°F to 79°F
74°F to 77°F
72°F to 76°F
72°F to 76°F
68°F to 76°F
65°F to 68°F
65°F to 74°F
68°F to 76°F
70°F to 76°F
70°F to 74°F
67°F to 70°F
68°F to 72°F
70°F to 70°F
68°F to 74°F
68°F to 76°F
70°F to 74°F
70°F to 76°F
68°F to 74°F
74°F to 79°F
72°F to 79°F
65°F to 70°F
67°F to 72°F
68°F to 74°F
Map: other cities in Spain in september
Cities near Barcelona:
| Badalona in september | good weather |
| Castelldefels in september | good weather |
| Mataró in september | good weather |
| Sitges in september | good weather |
| Vilanova i la Geltrú in september | good weather |
| Calella in september | good weather |
| Manresa in september | good weather |
| Pineda de Mar in september | good weather |
| Calafell in september | good weather |
| Malgrat de Mar in september | good weather |
| Coma-ruga in september | good weather |
| Catalonia in september | good weather |
Click over cities on the map for information about the weather in september.
Barcelona
perfect weather
good
tolerable
bad
very bad
Weather data for Barcelona in september:
Weather data for Barcelona for september are derived from an average of the weather forecast since 2009 in Barcelona. There is a margin of error and these forecasts are to be considered as general information only. The weather in Barcelona can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Barcelona.