Nitra Seasonal Pollution
Nitra usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in May. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Nitra, Slovakia.
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Average EPA AQI
56
Rank 20 of 40 cities by average AQI
PM2.5
13.8
ug/m3 annualized city average
Seasonality
November
Cleanest: May
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Nitra
63
52
54
46
44
54
60
61
44
52
69
68
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Nitra, 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.