What is the air quality trend in Coyhaique?

Over the past 15 days, Coyhaique had an average AQI of 56 based on station measurements. The worst day was 2026-05-27 with AQI 83.

How is Coyhaique air quality measured?

Air quality in Coyhaique 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 Coyhaique, Chile

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

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

314

Current AQI
Hazardous Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

252h

PM2.5 Station

252h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	64	5–194	24.6 µg/m³	17h	1
2026-06-08	59	17–128	18.0 µg/m³	19h	2
2026-06-07	41	3–172	13.9 µg/m³	19h	2
2026-06-06	46	7–124	13.2 µg/m³	18h	2
2026-06-05	55	1–161	17.7 µg/m³	19h	2
2026-06-04	45	3–155	13.2 µg/m³	21h	2
2026-06-03	42	3–151	11.9 µg/m³	17h	1
2026-06-02	51	6–143	15.2 µg/m³	18h	2
2026-06-01	57	1–151	17.3 µg/m³	21h	1
2026-05-31	35	15–76	9.4 µg/m³	11h	1
2026-05-30	59	16–180	20.8 µg/m³	17h	1
2026-05-29	78	37–153	25.4 µg/m³	20h	2
2026-05-28	78	14–157	26.8 µg/m³	13h	2
2026-05-27	83	7–231	33.2 µg/m³	18h	2
2026-05-26	56	30–90	15.7 µg/m³	4h	2

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