What is the air quality trend in Ribeira?

Over the past 15 days, Ribeira had an average AQI of 37 based on station measurements. The worst day was 2026-05-27 with AQI 48.

How is Ribeira air quality measured?

Air quality in Ribeira 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 Ribeira, Spain

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

327h

PM2.5 Station

327h · 4 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	37	17–51	8.8 µg/m³	20h	4
2026-05-29	38	16–59	9.3 µg/m³	24h	4
2026-05-28	38	10–57	9.1 µg/m³	23h	4
2026-05-27	48	17–191	15.6 µg/m³	24h	4
2026-05-26	40	21–56	10.0 µg/m³	23h	4
2026-05-25	37	11–59	9.2 µg/m³	24h	3
2026-05-24	41	25–59	10.0 µg/m³	22h	4
2026-05-23	40	12–79	10.1 µg/m³	23h	3
2026-05-22	42	23–145	11.2 µg/m³	24h	3
2026-05-21	34	20–51	8.1 µg/m³	24h	4
2026-05-20	34	23–52	8.1 µg/m³	24h	4
2026-05-19	27	14–42	6.4 µg/m³	24h	4
2026-05-18	33	10–76	8.2 µg/m³	24h	4
2026-05-17	35	13–125	9.2 µg/m³	22h	3
2026-05-16	36	23–49	8.7 µg/m³	2h	3

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