Bra Seasonal Pollution
Bra 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 Piedmont, Italy.
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Average EPA AQI
60
Rank 33 of 132 cities by average AQI
PM2.5
15.6
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
Bra
122
80
42
43
37
30
55
57
55
52
92
83
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Bra, the current global analytics build covers 196 daily rows from 2024-01-29 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.