Arteijo Seasonal Pollution
Arteijo usually records its highest OpenAQ-derived EPA AQI in September and its cleanest month in January. The page uses OpenAQ-derived daily history for 6 mapped monitoring locations in Galicia, Spain.
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Average EPA AQI
31
Rank 130 of 253 cities by average AQI
PM2.5
6.8
ug/m3 annualized city average
Seasonality
September
Cleanest: January
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Arteijo
14
32
19
30
27
29
17
28
49
47
45
33
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Arteijo, the current global analytics build covers 349 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.