Curanilahue Seasonal Pollution
Curanilahue usually records its highest OpenAQ-derived EPA AQI in May and its cleanest month in March. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Biobío, Chile.
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Average EPA AQI
96
Rank 12 of 60 cities by average AQI
PM2.5
34.2
ug/m3 annualized city average
Seasonality
May
Cleanest: March
Health indicator
1.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Curanilahue
66
65
65
97
155
122
140
127
98
75
71
67
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Curanilahue, the current global analytics build covers 359 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.