Bystrc Seasonal Pollution
Bystrc usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in July. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Jihomoravský Kraj, Czech Republic.
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Average EPA AQI
73
Rank 4 of 61 cities by average AQI
PM2.5
21.7
ug/m3 annualized city average
Seasonality
November
Cleanest: July
Health indicator
1.0
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Bystrc
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61
56
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64
75
100
78
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Bystrc, the current global analytics build covers 147 daily rows from 2024-06-06 to 2024-12-24. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.