What is the air quality trend in Medellín?

Over the past 2 days, Medellín had an average AQI of 22 based on station measurements. The worst day was with AQI .

How is Medellín air quality measured?

Air quality in Medellín is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Medellín, Colombia

Name: Medellín Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Medellín, Colombia.

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

38h · 17 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-10	30	11–51	7.2 µg/m³	23h	18
2026-04-09	15	10–23	3.7 µg/m³	15h	18

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