What is the air quality trend in Ñuñoa?

Over the past 8 days, Ñuñoa had an average AQI of 76 based on station measurements. The worst day was with AQI .

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

48 Hours 7 Days 14 Days 20 Days

Air Quality Index Trend

137h

PM2.5 Trend

137h · 87 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-15	90	90–90	30.7 µg/m³	43.0	1h	87
2026-04-14	72	42–93	22.1 µg/m³	33.4	24h	77
2026-04-13	70	52–88	21.3 µg/m³	29.9	16h	105
2026-04-12	74	58–88	23.1 µg/m³	29.5	24h	110
2026-04-11	84	61–108	27.9 µg/m³	40.4	24h	85
2026-04-10	88	68–112	29.6 µg/m³	42.8	24h	86
2026-04-09	77	65–89	24.3 µg/m³	33.5	15h	85
2026-04-08	58	33–80	16.0 µg/m³	18.3	9h	87

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