Huaycan Seasonal Pollution
Huaycan usually records its highest OpenAQ-derived EPA AQI in June and its cleanest month in February. The page uses OpenAQ-derived daily history for 6 mapped monitoring locations in Lima, Peru.
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Average EPA AQI
152
Rank 1 of 14 cities by average AQI
PM2.5
73.3
ug/m3 annualized city average
Seasonality
June
Cleanest: February
Health indicator
3.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Huaycan
94
86
93
151
192
195
161
178
176
172
160
154
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Huaycan, the current global analytics build covers 362 daily rows from 2024-01-03 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.