What is the air quality trend in Iquique?

Over the past 20 days, Iquique had an average AQI of 58 based on station measurements. The worst day was 2026-05-21 with AQI 76.

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
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

366h

PM2.5 Station

366h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	52	9–86	14.2 µg/m³	16h	2
2026-05-28	61	11–160	19.9 µg/m³	18h	1
2026-05-27	62	12–236	26.9 µg/m³	17h	2
2026-05-26	70	17–158	23.8 µg/m³	17h	2
2026-05-25	50	9–99	14.4 µg/m³	17h	2
2026-05-24	69	15–197	26.7 µg/m³	20h	2
2026-05-23	67	1–175	24.9 µg/m³	19h	2
2026-05-22	45	10–107	12.9 µg/m³	17h	2
2026-05-21	76	7–229	32.7 µg/m³	21h	1
2026-05-20	65	13–159	22.6 µg/m³	17h	1
2026-05-19	63	2–196	25.0 µg/m³	20h	2
2026-05-18	47	13–142	13.9 µg/m³	17h	1
2026-05-17	53	1–157	17.9 µg/m³	11h	1
2026-05-16	35	9–109	9.7 µg/m³	16h	1
2026-05-15	54	6–138	15.5 µg/m³	18h	2
2026-05-14	55	7–112	16.9 µg/m³	17h	2
2026-05-13	53	20–112	14.9 µg/m³	24h	2
2026-05-12	61	1–147	19.1 µg/m³	23h	2
2026-05-11	63	10–310	27.0 µg/m³	21h	2
2026-05-10	62	1–157	20.4 µg/m³	20h	2

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