Płock Seasonal Pollution
Płock usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in July. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Mazowieckie, Poland.
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Average EPA AQI
56
Rank 68 of 155 cities by average AQI
PM2.5
13.7
ug/m3 annualized city average
Seasonality
March
Cleanest: July
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Płock
65
60
74
51
50
49
41
45
56
58
64
63
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Płock, the current global analytics build covers 364 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.