Lamaçães Seasonal Pollution
Lamaçães usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in May. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Braga, Portugal.
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Average EPA AQI
20
Rank 30 of 58 cities by average AQI
PM2.5
n/a
ug/m3 annualized city average
Seasonality
December
Cleanest: May
Health indicator
n/a
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Lamaçães
28
29
16
14
13
14
15
-
-
18
23
34
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Lamaçães, the current global analytics build covers 269 daily rows from 2024-01-01 to 2024-12-30. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.