Włocławek Seasonal Pollution
Włocławek usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in August. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Kujawsko-Pomorskie, Poland.
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Average EPA AQI
64
Rank 29 of 155 cities by average AQI
PM2.5
19.2
ug/m3 annualized city average
Seasonality
March
Cleanest: August
Health indicator
0.9
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Włocławek
82
76
97
64
56
44
41
22
58
75
77
78
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Włocławek, 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.