What is the air quality trend in Ñuñoa?

Over the past 8 days, Ñuñoa had an average AQI of 67 based on station measurements. The worst day was 2026-08-05 with AQI 111.

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

167h

PM2.5 Station

167h · 83 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	27	24–30	6.5 µg/m³	0.0	2h	84
2026-08-07	84	25–117	28.0 µg/m³	0.2	24h	87
2026-08-06	52	13–91	14.6 µg/m³	0.1	24h	82
2026-08-05	111	65–164	41.5 µg/m³	0.4	24h	87
2026-08-04	82	59–114	26.8 µg/m³	0.2	24h	85
2026-08-03	74	55–107	22.9 µg/m³	0.1	24h	78
2026-08-02	50	12–94	14.5 µg/m³	0.1	24h	79
2026-08-01	56	31–118	15.6 µg/m³	0.1	21h	78

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