What is the air quality trend in Coyhaique?

Over the past 15 days, Coyhaique had an average AQI of 54 based on station measurements. The worst day was 2026-08-08 with AQI 249.

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.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

144h

PM2.5 Station

144h · 1 station

Temperature GFS model

52pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	249	249–249	198.9 µg/m³	1h	1
2026-08-07	77	5–216	35.1 µg/m³	9h	1
2026-08-06	39	11–70	10.0 µg/m³	22h	2
2026-08-05	42	18–92	11.1 µg/m³	22h	2
2026-08-04	48	16–106	13.2 µg/m³	21h	2
2026-08-03	56	17–167	18.8 µg/m³	12h	2
2026-08-02	36	15–85	9.6 µg/m³	8h	2
2026-08-01	27	9–82	8.0 µg/m³	5h	1
2026-07-31	26	1–66	6.6 µg/m³	11h	1
2026-07-30	37	9–95	10.0 µg/m³	10h	2
2026-07-29	34	5–58	8.5 µg/m³	7h	1
2026-07-28	37	5–99	10.8 µg/m³	6h	1
2026-07-27	30	16–50	7.3 µg/m³	4h	1
2026-07-26	36	17–54	8.8 µg/m³	2h	1
2026-07-25	36	19–75	10.1 µg/m³	4h	1

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