Celje Health Impact
Celje averaged 14.7 ug/m3 PM2.5, equal to 2.9x the WHO annual PM2.5 guideline and about 0.7 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 4 mapped monitoring locations in Celje, Slovenia.
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Average EPA AQI
48
Rank 5 of 17 cities by average AQI
PM2.5
14.7
ug/m3 annualized city average
Seasonality
December
Cleanest: October
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Celje
39
31
32
48
40
41
47
43
36
30
90
95
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Celje, 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.