Narva Seasonal Pollution
Narva usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in June. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Narva, Estonia.
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Average EPA AQI
19
Rank 4 of 7 cities by average AQI
PM2.5
3.6
ug/m3 annualized city average
Seasonality
March
Cleanest: June
Health indicator
0.2
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Narva
-
-
27
22
25
12
20
16
23
18
14
17
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Narva, the current global analytics build covers 253 daily rows from 2024-03-25 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.