Toruń Seasonal Pollution
Toruń usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in July. The page uses OpenAQ-derived daily history for 4 mapped monitoring locations in Kujawsko-Pomorskie, Poland.
Search city analytics
Average EPA AQI
59
Rank 54 of 155 cities by average AQI
PM2.5
15.1
ug/m3 annualized city average
Seasonality
March
Cleanest: July
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Toruń
59
57
75
59
55
55
50
53
55
58
64
66
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Toruń, the current global analytics build covers 365 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.