Barcelona AQI Trends
Barcelona AQI was measured in 2024, with a trend delta of n/a AQI points. The page uses OpenAQ-derived daily history for 9 mapped monitoring locations in Catalonia, Spain.
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Average EPA AQI
47
Rank 32 of 253 cities by average AQI
PM2.5
10.7
ug/m3 annualized city average
Seasonality
November
Cleanest: September
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Barcelona
58
53
36
45
41
42
42
53
33
46
59
53
What this trends page measures
Compare yearly air-quality direction, best years, worst years, and trend deltas.
For Barcelona, the current global analytics build covers 348 daily rows from 2024-01-01 to 2024-12-31. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.