Coronel Seasonal Pollution
Coronel usually records its highest OpenAQ-derived EPA AQI in July and its cleanest month in January. The page uses OpenAQ-derived daily history for 6 mapped monitoring locations in Biobío, Chile.
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Average EPA AQI
92
Rank 21 of 60 cities by average AQI
PM2.5
31.1
ug/m3 annualized city average
Seasonality
July
Cleanest: January
Health indicator
1.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Coronel
69
70
71
84
130
91
142
117
89
83
76
82
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Coronel, the current global analytics build covers 367 daily rows from 2024-01-01 to 2025-01-01. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.