San Fernando de Henares AQI Trends
San Fernando de Henares AQI was measured in 2024, with a trend delta of n/a AQI points. The page uses OpenAQ-derived daily history for 8 mapped monitoring locations in Madrid, Spain.
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Average EPA AQI
43
Rank 58 of 253 cities by average AQI
PM2.5
10.8
ug/m3 annualized city average
Seasonality
December
Cleanest: May
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
San Fernando de Henares
52
43
29
31
15
41
44
55
41
45
55
60
What this trends page measures
Compare yearly air-quality direction, best years, worst years, and trend deltas.
For San Fernando de Henares, the current global analytics build covers 347 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.