Buenos Aires vs Veinticinco de Mayo AQI Comparison

Side-by-side OpenAQ-derived air quality comparison for Buenos Aires and Veinticinco de Mayo. Values use mapped daily PM2.5 and PM10 observations normalized to US EPA AQI.

Lower average AQI: Veinticinco de Mayo (4-pt gap)PM2.5: Buenos Aires 12.6 ug/m3 · Veinticinco de Mayo 11.3 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-01-15–2024-12-31 and 2024-01-01–2025-01-01.

Compare two cities

City A

City B

Buenos Aires vs Veinticinco de Mayo

Buenos Aires

Buenos Aires, Ciudad Autónoma de, Argentina

PM2.5: 12.6 ug/m3
PM10: 15.5 ug/m3
Worst month: May
Trend: n/a

EPA category: Moderate

Veinticinco de Mayo

Buenos Aires, Argentina

PM2.5: 11.3 ug/m3
PM10: 16.5 ug/m3
Worst month: July
Trend: n/a

EPA category: Good

Lower average AQI in this selected period: Veinticinco de Mayo. Values are historical OpenAQ-derived city summaries, not live readings.

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Buenos Aires

Veinticinco de Mayo

What this comparison measures

Average EPA AQI — city-level daily AQI values averaged across the OpenAQ coverage window.
PM2.5 and PM10 — mapped monitor concentrations aggregated to daily city averages.
Seasonality — worst and cleanest months from the monthly city rollups.
Trend — difference between the earliest and latest yearly AQI average in this build.