Zaragoza Seasonal Pollution
Zaragoza usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in March. The page uses OpenAQ-derived daily history for 9 mapped monitoring locations in Aragon, Spain.
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Average EPA AQI
37
Rank 98 of 253 cities by average AQI
PM2.5
7.5
ug/m3 annualized city average
Seasonality
November
Cleanest: March
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Zaragoza
47
40
23
36
30
33
41
43
30
34
48
38
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Zaragoza, the current global analytics build covers 352 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.