Senica Seasonal Pollution
Senica usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in May. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Trnava, Slovakia.
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Average EPA AQI
50
Rank 35 of 40 cities by average AQI
PM2.5
12.6
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
Senica
63
50
62
46
22
42
46
51
42
50
63
62
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Senica, the current global analytics build covers 320 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.