What is the air quality trend in Roanne?

Over the past 15 days, Roanne had an average AQI of 35 based on station measurements. The worst day was 2026-05-26 with AQI 63.

How is Roanne air quality measured?

Air quality in Roanne 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 Roanne, France

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	26	5–46	6.1 µg/m³	6.6	23h	2
2026-05-28	38	24–55	9.0 µg/m³	9.4	24h	2
2026-05-27	43	20–66	11.0 µg/m³	12.3	24h	2
2026-05-26	63	28–153	18.5 µg/m³	17.5	24h	2
2026-05-25	55	27–146	14.6 µg/m³	14.6	24h	2
2026-05-24	45	24–223	16.0 µg/m³	9.1	24h	1
2026-05-23	27	10–88	7.1 µg/m³	5.2	24h	2
2026-05-22	28	12–68	7.1 µg/m³	5.5	24h	2
2026-05-21	30	2–207	12.1 µg/m³	4.3	24h	2
2026-05-20	29	3–112	8.3 µg/m³	4.2	24h	2
2026-05-19	43	8–130	12.9 µg/m³	3.2	24h	2
2026-05-18	24	1–143	7.0 µg/m³	3.2	23h	2
2026-05-17	40	1–239	16.0 µg/m³	2.6	24h	2
2026-05-16	23	1–114	5.9 µg/m³	2.5	22h	2
2026-05-15	19	19–19	4.5 µg/m³	1.8	1h	2

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