Košice Seasonal Pollution
Košice usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in September. The page uses OpenAQ-derived daily history for 5 mapped monitoring locations in Košice, Slovakia.
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Average EPA AQI
62
Rank 9 of 40 cities by average AQI
PM2.5
16.1
ug/m3 annualized city average
Seasonality
November
Cleanest: September
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Košice
78
76
71
52
50
54
59
55
49
55
82
63
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Košice, the current global analytics build covers 340 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.