What is the air quality trend in Gernika-Lumo?

Over the past 8 days, Gernika-Lumo had an average AQI of 39 based on station measurements. The worst day was 2026-09-05 with AQI 49.

How is Gernika-Lumo air quality measured?

Air quality in Gernika-Lumo 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 Gernika-Lumo, Spain

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

Historical PM2.5 and AQI trend from monitoring stations near Gernika-Lumo, Spain.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 12 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	49	32–158	14.1 µg/m³	13.8	17h	16
2026-09-04	45	23–73	11.3 µg/m³	19.7	24h	15
2026-09-03	40	23–101	10.1 µg/m³	13.3	24h	16
2026-09-02	31	20–50	7.3 µg/m³	9.8	24h	14
2026-09-01	33	18–53	7.9 µg/m³	9.8	24h	15
2026-08-31	42	17–159	11.5 µg/m³	9.9	24h	14
2026-08-30	32	20–68	7.9 µg/m³	7.7	24h	14
2026-08-29	42	15–72	11.3 µg/m³	4.7	4h	12

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