Prešov Seasonal Pollution
Prešov usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in September. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Prešov, Slovakia.
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Average EPA AQI
65
Rank 6 of 40 cities by average AQI
PM2.5
17.3
ug/m3 annualized city average
Seasonality
November
Cleanest: September
Health indicator
0.8
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Prešov
73
75
76
59
56
56
62
60
47
59
83
67
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Prešov, the current global analytics build covers 323 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.