What is the air quality trend in Sant Feliu de Llobregat?

Over the past 15 days, Sant Feliu de Llobregat had an average AQI of 37 based on station measurements. The worst day was 2026-05-30 with AQI 60.

How is Sant Feliu de Llobregat air quality measured?

Air quality in Sant Feliu de Llobregat 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 Sant Feliu de Llobregat, Spain

Name: Sant Feliu de Llobregat Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Sant Feliu de Llobregat, Spain.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	60	43–73	16.6 µg/m³	17.7	10h	1
2026-05-29	46	30–68	11.7 µg/m³	12.5	24h	1
2026-05-28	40	22–63	9.9 µg/m³	10.6	24h	1
2026-05-27	36	15–53	8.6 µg/m³	9.1	24h	1
2026-05-26	48	24–90	12.7 µg/m³	13.5	24h	1
2026-05-25	38	17–57	9.1 µg/m³	9.5	24h	1
2026-05-24	49	15–80	12.9 µg/m³	13.9	24h	1
2026-05-23	37	10–66	9.2 µg/m³	9.7	24h	1
2026-05-22	46	24–66	11.8 µg/m³	12.3	23h	2
2026-05-21	40	14–83	10.3 µg/m³	10.9	24h	1
2026-05-20	40	14–65	10.2 µg/m³	10.8	24h	1
2026-05-19	40	6–79	10.5 µg/m³	11.0	24h	1
2026-05-18	27	8–54	6.5 µg/m³	6.9	24h	1
2026-05-17	11	4–28	2.5 µg/m³	2.6	23h	1
2026-05-16	6	3–15	1.4 µg/m³	1.5	11h	1

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