Jasien Seasonal Pollution
Jasien usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in July. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Pomorskie, Poland.
Search city analytics
Average EPA AQI
58
Rank 58 of 155 cities by average AQI
PM2.5
13.9
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
Jasien
56
55
70
57
57
54
50
60
61
58
56
57
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Jasien, the current global analytics build covers 362 daily rows from 2024-01-03 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.