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

Over the past 8 days, San José de Maipo had an average AQI of 128 based on station measurements. The worst day was 2026-06-06 with AQI 158.

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.

111

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 40 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	115	111–118	41.2 µg/m³	3h	41
2026-06-08	118	101–138	42.5 µg/m³	24h	39
2026-06-07	150	104–170	63.5 µg/m³	24h	39
2026-06-06	158	152–167	69.2 µg/m³	24h	40
2026-06-05	130	102–161	50.0 µg/m³	24h	39
2026-06-04	92	67–125	31.3 µg/m³	24h	38
2026-06-03	110	85–149	39.3 µg/m³	24h	38
2026-06-02	153	130–167	65.2 µg/m³	21h	39

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