Rokycany Seasonal Pollution
Rokycany usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in May. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Plzeňský Kraj, Czech Republic.
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Average EPA AQI
48
Rank 36 of 61 cities by average AQI
PM2.5
11.4
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Rokycany
74
43
66
41
35
43
37
55
40
49
54
48
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Rokycany, the current global analytics build covers 279 daily rows from 2024-01-05 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.