What is the air quality trend in Iquique?

Over the past 21 days, Iquique had an average AQI of 76 based on station measurements. The worst day was 2026-05-23 with AQI 120.

How is Iquique air quality measured?

Air quality in Iquique 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 Iquique, Chile

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

287h

PM2.5 Station

287h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	46	5–129	16.4 µg/m³	3h	1
2026-06-08	70	11–142	22.4 µg/m³	13h	1
2026-06-07	54	5–100	16.6 µg/m³	15h	1
2026-06-06	63	5–190	25.6 µg/m³	12h	1
2026-06-05	60	5–244	25.9 µg/m³	17h	1
2026-06-04	67	5–170	25.4 µg/m³	16h	1
2026-06-03	77	17–391	39.0 µg/m³	16h	1
2026-06-02	52	5–149	16.0 µg/m³	15h	1
2026-06-01	55	2–162	19.8 µg/m³	12h	1
2026-05-31	40	17–63	9.9 µg/m³	8h	1
2026-05-30	63	13–153	20.0 µg/m³	15h	1
2026-05-29	66	5–165	22.4 µg/m³	15h	1
2026-05-28	92	37–168	34.1 µg/m³	12h	1
2026-05-27	86	18–193	34.8 µg/m³	16h	1
2026-05-26	89	39–183	34.3 µg/m³	13h	1
2026-05-25	114	14–500	63.6 µg/m³	16h	1
2026-05-24	117	16–197	54.7 µg/m³	13h	1
2026-05-23	120	15–500	71.0 µg/m³	15h	1
2026-05-22	67	14–175	23.7 µg/m³	17h	1
2026-05-21	111	12–500	86.5 µg/m³	20h	1
2026-05-20	92	10–157	33.1 µg/m³	8h	1

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