What is the air quality trend in Bailén?

Over the past 15 days, Bailén had an average AQI of 38 based on station measurements. The worst day was 2026-07-21 with AQI 49.

How is Bailén air quality measured?

Air quality in Bailén 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 Bailén, Spain

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

163h

PM2.5 Station

163h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	34	17–59	8.4 µg/m³	5h	1
2026-07-21	49	25–78	12.8 µg/m³	15h	1
2026-07-20	36	17–66	9.0 µg/m³	12h	1
2026-07-19	44	10–159	14.1 µg/m³	10h	1
2026-07-18	47	6–128	13.4 µg/m³	12h	1
2026-07-17	42	20–68	10.6 µg/m³	13h	1
2026-07-16	44	9–134	12.5 µg/m³	12h	1
2026-07-15	34	3–53	8.1 µg/m³	11h	1
2026-07-14	38	8–65	9.6 µg/m³	10h	1
2026-07-13	36	21–57	8.9 µg/m³	8h	1
2026-07-12	37	7–61	9.2 µg/m³	11h	1
2026-07-11	33	16–56	8.0 µg/m³	12h	1
2026-07-10	38	10–74	9.9 µg/m³	13h	1
2026-07-09	33	17–55	7.9 µg/m³	13h	1
2026-07-08	31	14–50	7.4 µg/m³	6h	1

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