Kostel Seasonal Pollution
Kostel usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in January. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Kostel, Slovenia.
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Average EPA AQI
27
Rank 17 of 17 cities by average AQI
PM2.5
7.7
ug/m3 annualized city average
Seasonality
November
Cleanest: January
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Kostel
8
9
16
28
30
37
44
34
23
16
44
29
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Kostel, the current global analytics build covers 360 daily rows from 2024-01-03 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.