What is the air quality trend in Alcalá de Guadaira?

Over the past 15 days, Alcalá de Guadaira had an average AQI of 50 based on station measurements. The worst day was 2026-07-27 with AQI 109.

How is Alcalá de Guadaira air quality measured?

Air quality in Alcalá de Guadaira 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 Alcalá de Guadaira, Spain

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

Historical PM2.5 and AQI trend from monitoring stations near Alcalá de Guadaira, Spain.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

299h

PM2.5 Station

299h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	28	7–52	6.7 µg/m³	4.0	4h	3
2026-08-07	16	5–61	3.9 µg/m³	4.3	20h	1
2026-08-06	13	2–42	3.1 µg/m³	3.0	15h	1
2026-08-05	21	1–90	5.9 µg/m³	6.2	18h	1
2026-08-04	15	1–54	3.7 µg/m³	4.4	19h	1
2026-08-03	24	5–33	5.7 µg/m³	6.2	14h	1
2026-08-02	34	11–67	8.5 µg/m³	10.0	24h	1
2026-08-01	26	3–51	6.2 µg/m³	7.2	24h	1
2026-07-31	65	16–93	19.9 µg/m³	19.4	24h	2
2026-07-30	84	65–105	27.9 µg/m³	29.3	24h	1
2026-07-29	98	87–116	34.4 µg/m³	40.4	24h	1
2026-07-28	102	88–113	36.0 µg/m³	43.2	24h	1
2026-07-27	109	62–164	41.0 µg/m³	47.6	24h	1
2026-07-26	78	62–97	25.1 µg/m³	26.9	24h	1
2026-07-25	47	9–91	13.8 µg/m³	15.2	17h	1

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