What is the air quality trend in Coulommiers?

Over the past 14 days, Coulommiers had an average AQI of 35 based on station measurements. The worst day was 2026-05-30 with AQI 56.

How is Coulommiers air quality measured?

Air quality in Coulommiers 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 Coulommiers, France

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

319h

PM2.5 Station

319h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-08	24	5–38	5.8 µg/m³	2.5	23h	3
2026-06-07	31	3–91	7.9 µg/m³	1.3	23h	2
2026-06-06	33	7–155	9.0 µg/m³	1.8	23h	2
2026-06-05	34	9–71	8.5 µg/m³	3.3	20h	2
2026-06-04	31	7–122	8.1 µg/m³	1.2	24h	2
2026-06-03	32	12–68	7.7 µg/m³	1.0	21h	2
2026-06-02	26	1–57	6.4 µg/m³	2.6	24h	2
2026-06-01	26	2–56	6.4 µg/m³	1.9	21h	3
2026-05-31	33	11–77	8.2 µg/m³	5.2	22h	3
2026-05-30	56	30–127	15.1 µg/m³	22.1	24h	3
2026-05-29	43	25–92	10.8 µg/m³	13.4	24h	4
2026-05-28	47	26–94	12.2 µg/m³	14.1	24h	3
2026-05-27	43	21–86	10.9 µg/m³	10.4	24h	4
2026-05-26	34	9–58	8.3 µg/m³	5.5	22h	3

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