What is the air quality trend in Concepción?

Over the past 21 days, Concepción had an average AQI of 42 based on station measurements. The worst day was 2026-06-01 with AQI 65.

How is Concepción air quality measured?

Air quality in Concepción 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 Concepción, Spain

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

Historical PM2.5 and AQI trend from monitoring stations near Concepción, Spain.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

210h

PM2.5 Station

210h · 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	25	6–75	7.0 µg/m³	6h	2
2026-06-08	27	4–46	6.4 µg/m³	7h	1
2026-06-07	31	11–52	7.5 µg/m³	7h	1
2026-06-06	37	7–53	9.1 µg/m³	3h	1
2026-06-05	20	9–30	4.7 µg/m³	3h	1
2026-06-04	36	10–72	9.9 µg/m³	4h	1
2026-06-03	25	4–87	7.2 µg/m³	7h	1
2026-06-02	59	13–91	18.8 µg/m³	3h	1
2026-06-01	65	33–80	19.4 µg/m³	9h	2
2026-05-31	57	4–76	16.2 µg/m³	13h	1
2026-05-30	64	22–97	19.2 µg/m³	18h	1
2026-05-29	61	10–107	18.1 µg/m³	17h	2
2026-05-28	47	4–119	13.5 µg/m³	18h	1
2026-05-27	29	7–63	7.2 µg/m³	9h	2
2026-05-26	38	4–72	10.0 µg/m³	13h	1
2026-05-25	56	4–97	16.8 µg/m³	12h	2
2026-05-24	63	29–132	19.0 µg/m³	14h	1
2026-05-23	40	5–78	10.7 µg/m³	15h	1
2026-05-22	56	4–153	17.2 µg/m³	13h	1
2026-05-21	30	2–80	7.7 µg/m³	17h	1
2026-05-20	36	33–38	8.5 µg/m³	2h	2

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