Olomouc Seasonal Pollution
Olomouc usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in June. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Olomoucký Kraj, Czech Republic.
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Average EPA AQI
61
Rank 10 of 61 cities by average AQI
PM2.5
15.9
ug/m3 annualized city average
Seasonality
January
Cleanest: June
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Olomouc
81
58
63
50
50
49
50
61
53
63
73
74
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Olomouc, the current global analytics build covers 283 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.