Säter Seasonal Pollution
Säter usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in November. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Dalarna, Sweden.
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Average EPA AQI
27
Rank 13 of 31 cities by average AQI
PM2.5
5.3
ug/m3 annualized city average
Seasonality
March
Cleanest: November
Health indicator
0.2
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Säter
36
24
56
35
37
23
19
25
24
25
19
24
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Säter, the current global analytics build covers 305 daily rows from 2024-01-29 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.