La Unión Seasonal Pollution
La Unión usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in March. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Murcia, Spain.
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Average EPA AQI
22
Rank 170 of 253 cities by average AQI
PM2.5
n/a
ug/m3 annualized city average
Seasonality
November
Cleanest: March
Health indicator
n/a
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
La Unión
18
17
16
22
23
22
24
26
22
27
30
17
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For La Unión, the current global analytics build covers 321 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.