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🌎 Cleanest Air

Cities with Best Air Quality in Latin America in 2026

Latin American cities with the cleanest air for expats and retirees — ranked by Air Quality Index.

💨 How we rank: Cities are ranked by Air Quality Index (AQI) — lower is better. AQI 0–50 is Good, 51–100 is Moderate, 101–150 is Unhealthy for sensitive groups. PM2.5 (fine particulate matter) is shown as a secondary indicator — WHO guideline is under 15 μg/m³.

💨 GoodAQI: 14🔬 PM2.5: 4.8 μg/m³

CordobaArgentina

💨 GoodAQI: 18🔬 PM2.5: 9.3 μg/m³

RosarioArgentina

💨 GoodAQI: 19🔬 PM2.5: 4.1 μg/m³

💨 GoodAQI: 21🔬 PM2.5: 4.9 μg/m³

💨 GoodAQI: 22🔬 PM2.5: 2.7 μg/m³

💨 GoodAQI: 23🔬 PM2.5: 5.4 μg/m³

💨 GoodAQI: 24🔬 PM2.5: 5 μg/m³

💨 GoodAQI: 25🔬 PM2.5: 5.3 μg/m³

💨 GoodAQI: 25🔬 PM2.5: 3.8 μg/m³

Buenos AiresArgentina

💨 GoodAQI: 25🔬 PM2.5: 6.9 μg/m³

💨 GoodAQI: 26🔬 PM2.5: 5.4 μg/m³

💨 GoodAQI: 28🔬 PM2.5: 5.6 μg/m³

MontevideoUruguay

💨 GoodAQI: 29🔬 PM2.5: 5.3 μg/m³

Panama CityPanama

💨 GoodAQI: 31🔬 PM2.5: 4.6 μg/m³

MedellinColombia

💨 GoodAQI: 31🔬 PM2.5: 8.6 μg/m³

💨 GoodAQI: 32🔬 PM2.5: 7.3 μg/m³

FortalezaBrazil

💨 GoodAQI: 33🔬 PM2.5: 6.7 μg/m³

Belo HorizonteBrazil

💨 GoodAQI: 35🔬 PM2.5: 6.1 μg/m³

💨 GoodAQI: 35🔬 PM2.5: 7.1 μg/m³

💨 GoodAQI: 40🔬 PM2.5: 14.6 μg/m³

💨 GoodAQI: 43🔬 PM2.5: 16.1 μg/m³

Porto AlegreBrazil

💨 GoodAQI: 43🔬 PM2.5: 9.9 μg/m³

Sao PauloBrazil

💨 GoodAQI: 50🔬 PM2.5: 19.2 μg/m³

GuayaquilEcuador

💨 GoodAQI: 50🔬 PM2.5: 9.3 μg/m³

GuarulhosBrazil

💨 ModerateAQI: 51🔬 PM2.5: 25.8 μg/m³

💨 ModerateAQI: 57🔬 PM2.5: 12.2 μg/m³

BarranquillaColombia

💨 ModerateAQI: 63🔬 PM2.5: 23.4 μg/m³

💨 ModerateAQI: 64🔬 PM2.5: 19.4 μg/m³

Rio de JaneiroBrazil

💨 ModerateAQI: 71🔬 PM2.5: 28.9 μg/m³

SantiagoDominican Republic

💨 ModerateAQI: 76🔬 PM2.5: 13.2 μg/m³

💨 Best air quality in other regions

🇪🇺 Europe 🌏 Southeast Asia 🌍 Africa 🕌 Middle East 🌎 North America 🌏 South Asia 🏰 Eastern Europe 🌐 the World

Clean air sorted. What about safety and cost?

Find cities that score well across all the factors that matter.

🛡️ Safest Cities in Latin America 💰 Cheapest Cities in Latin America