What is the air quality trend in Viña del Mar?

Over the past 8 days, Viña del Mar had an average AQI of 47 based on station measurements. The worst day was 2026-09-05 with AQI 63.

How is Viña del Mar air quality measured?

Air quality in Viña del Mar 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 Viña del Mar, Chile

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

Historical PM2.5 and AQI trend from monitoring stations near Viña del Mar, Chile.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 9 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	63	29–127	18.8 µg/m³	26.3	10h	9
2026-09-04	46	24–100	11.9 µg/m³	25.8	24h	10
2026-09-03	41	29–76	10.4 µg/m³	20.2	24h	11
2026-09-02	40	18–63	9.9 µg/m³	26.8	24h	11
2026-09-01	54	23–111	14.8 µg/m³	25.7	24h	12
2026-08-31	48	28–101	12.8 µg/m³	25.3	24h	12
2026-08-30	48	22–119	13.2 µg/m³	25.3	24h	11
2026-08-29	42	28–55	10.2 µg/m³	20.1	11h	11

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