What is the air quality trend in San José de Maipo?

Over the past 3 days, San José de Maipo had an average AQI of 127 based on station measurements. The worst day was 2026-06-07 with AQI 139.

How is San José de Maipo air quality measured?

Air quality in San José de Maipo 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 San José de Maipo, Chile

Name: San José de Maipo Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near San José de Maipo, Chile.

126

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

48h

PM2.5 Station

48h · 40 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	124	111–138	44.8 µg/m³	12h	40
2026-06-08	118	101–138	42.5 µg/m³	24h	39
2026-06-07	139	104–157	52.9 µg/m³	12h	39

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