What is the air quality trend in Villarrica?

Over the past 8 days, Villarrica had an average AQI of 72 based on station measurements. The worst day was 2026-07-21 with AQI 132.

How is Villarrica air quality measured?

Air quality in Villarrica 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 Villarrica, Chile

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

106h

PM2.5 Station

106h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	29	29–29	7.0 µg/m³	1h	1
2026-07-21	132	8–320	84.6 µg/m³	17h	1
2026-07-20	78	25–247	33.5 µg/m³	19h	1
2026-07-19	94	17–255	47.7 µg/m³	22h	1
2026-07-18	69	17–163	23.1 µg/m³	18h	1
2026-07-17	128	61–162	56.3 µg/m³	3h	1
2026-07-16	27	4–149	8.3 µg/m³	10h	1
2026-07-15	21	4–68	5.3 µg/m³	16h	1

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