What is the air quality trend in Ñuñoa?

Over the past 3 days, Ñuñoa had an average AQI of 125 based on station measurements. The worst day was 2026-05-30 with AQI 132.

How is Ñuñoa air quality measured?

Air quality in Ñuñoa 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 Ñuñoa, Chile

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

48h

PM2.5 Station

48h · 82 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	132	94–158	51.5 µg/m³	0.5	9h	84
2026-05-29	124	96–154	45.1 µg/m³	0.7	24h	84
2026-05-28	121	97–147	43.5 µg/m³	0.7	15h	84

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