Sullana Seasonal Pollution
Sullana usually records its highest OpenAQ-derived EPA AQI in October and its cleanest month in May. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Piura, Peru.
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Average EPA AQI
14
Rank 14 of 14 cities by average AQI
PM2.5
2.7
ug/m3 annualized city average
Seasonality
October
Cleanest: May
Health indicator
0.1
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Sullana
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-
0
0
0
0
0
0
26
45
20
34
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Sullana, the current global analytics build covers 280 daily rows from 2024-03-28 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.