What is the air quality trend in Vierzon?

Over the past 15 days, Vierzon had an average AQI of 39 based on station measurements. The worst day was 2026-05-28 with AQI 51.

How is Vierzon air quality measured?

Air quality in Vierzon 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 Vierzon, France

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

Historical PM2.5 and AQI trend from monitoring stations near Vierzon, France.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

301h

PM2.5 Station

301h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	33	13–59	8.0 µg/m³	21h	3
2026-05-28	51	23–110	13.9 µg/m³	22h	2
2026-05-27	50	11–159	14.2 µg/m³	18h	3
2026-05-26	44	10–70	11.0 µg/m³	23h	3
2026-05-25	44	15–139	12.0 µg/m³	20h	3
2026-05-24	37	18–68	9.3 µg/m³	21h	2
2026-05-23	44	10–146	11.7 µg/m³	22h	2
2026-05-22	37	11–110	9.7 µg/m³	22h	2
2026-05-21	38	18–107	9.8 µg/m³	23h	3
2026-05-20	41	12–118	10.6 µg/m³	21h	2
2026-05-19	35	13–165	10.3 µg/m³	22h	3
2026-05-18	36	10–154	10.0 µg/m³	24h	2
2026-05-17	35	7–89	9.4 µg/m³	21h	3
2026-05-16	33	15–53	8.0 µg/m³	20h	4
2026-05-15	27	27–27	6.4 µg/m³	1h	3

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