What is the air quality trend in Onda?

Over the past 15 days, Onda had an average AQI of 41 based on station measurements. The worst day was 2026-07-25 with AQI 59.

How is Onda air quality measured?

Air quality in Onda 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 Onda, Spain

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

321h

PM2.5 Station

321h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	17	5–31	4.1 µg/m³	4h	2
2026-08-07	47	21–158	13.8 µg/m³	21h	4
2026-08-06	34	17–61	8.2 µg/m³	23h	3
2026-08-05	34	13–89	8.6 µg/m³	23h	5
2026-08-04	46	12–124	12.4 µg/m³	22h	4
2026-08-03	44	14–112	11.6 µg/m³	23h	3
2026-08-02	41	14–76	10.2 µg/m³	24h	4
2026-08-01	41	18–105	10.4 µg/m³	23h	4
2026-07-31	46	1–106	12.2 µg/m³	23h	3
2026-07-30	44	4–88	11.6 µg/m³	23h	4
2026-07-29	44	15–62	10.8 µg/m³	23h	4
2026-07-28	39	16–73	10.0 µg/m³	24h	4
2026-07-27	36	16–57	8.6 µg/m³	24h	4
2026-07-26	50	8–159	15.7 µg/m³	24h	4
2026-07-25	59	14–219	23.3 µg/m³	17h	4

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