Sarria Seasonal Pollution
Sarria usually records its highest OpenAQ-derived EPA AQI in February and its cleanest month in October. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Galicia, Spain.
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Average EPA AQI
28
Rank 139 of 253 cities by average AQI
PM2.5
6.5
ug/m3 annualized city average
Seasonality
February
Cleanest: October
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Sarria
36
37
17
31
28
36
32
35
17
16
18
33
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Sarria, the current global analytics build covers 339 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.