Damme Seasonal Pollution
Damme usually records its highest OpenAQ-derived EPA AQI in May and its cleanest month in April. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Flanders, Belgium.
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Average EPA AQI
45
Rank 30 of 67 cities by average AQI
PM2.5
9.9
ug/m3 annualized city average
Seasonality
May
Cleanest: April
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Damme
48
40
50
28
52
45
36
48
45
46
51
52
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Damme, the current global analytics build covers 318 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.