What is the air quality trend in Talca?

Over the past 8 days, Talca had an average AQI of 60 based on station measurements. The worst day was 2026-05-26 with AQI 72.

How is Talca air quality measured?

Air quality in Talca 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 Talca, Chile

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	63	23–106	18.7 µg/m³	21h	3
2026-05-28	52	24–103	14.3 µg/m³	23h	4
2026-05-27	60	7–156	18.0 µg/m³	24h	3
2026-05-26	72	21–308	29.3 µg/m³	23h	3
2026-05-25	62	14–164	20.5 µg/m³	24h	3
2026-05-24	69	18–145	21.4 µg/m³	24h	4
2026-05-23	64	14–120	19.5 µg/m³	24h	4
2026-05-22	44	44–44	10.5 µg/m³	1h	5

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