San Martín de Valdeiglesias AQI Trends
San Martín de Valdeiglesias AQI was measured in 2024, with a trend delta of n/a AQI points. The page uses OpenAQ-derived daily history for 6 mapped monitoring locations in Madrid, Spain.
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Average EPA AQI
36
Rank 110 of 253 cities by average AQI
PM2.5
7.8
ug/m3 annualized city average
Seasonality
August
Cleanest: March
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
San Martín de Valdeiglesias
37
31
24
36
31
32
52
55
26
35
30
33
What this trends page measures
Compare yearly air-quality direction, best years, worst years, and trend deltas.
For San Martín de Valdeiglesias, the current global analytics build covers 309 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.