Lo Barnechea Seasonal Pollution
Lo Barnechea usually records its highest OpenAQ-derived EPA AQI in July and its cleanest month in November. The page uses OpenAQ-derived daily history for 6 mapped monitoring locations in Región Metropolitana, Chile.
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Average EPA AQI
81
Rank 39 of 60 cities by average AQI
PM2.5
25.1
ug/m3 annualized city average
Seasonality
July
Cleanest: November
Health indicator
1.1
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Lo Barnechea
81
81
73
78
86
68
109
101
82
76
60
77
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Lo Barnechea, the current global analytics build covers 361 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.