Prague Seasonal Pollution
Prague usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in June. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Praha, Czech Republic.
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Average EPA AQI
18
Rank 47 of 61 cities by average AQI
PM2.5
n/a
ug/m3 annualized city average
Seasonality
March
Cleanest: June
Health indicator
n/a
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Prague
23
15
27
14
14
14
15
17
19
18
23
16
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Prague, the current global analytics build covers 309 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.