What is the air quality trend in Melipilla?

Over the past 3 days, Melipilla had an average AQI of 156 based on station measurements. The worst day was 2026-06-07 with AQI 161.

How is Melipilla air quality measured?

Air quality in Melipilla 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 Melipilla, Chile

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

Historical PM2.5 and AQI trend from monitoring stations near Melipilla, Chile.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

48h

PM2.5 Station

48h · 18 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-08	155	103–180	75.8 µg/m³	22h	22
2026-06-07	161	108–182	81.6 µg/m³	24h	22
2026-06-06	152	151–152	57.0 µg/m³	2h	24

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