What is the air quality trend in La Possession?

Over the past 21 days, La Possession had an average AQI of 39 based on station measurements. The worst day was 2026-05-25 with AQI 54.

How is La Possession air quality measured?

Air quality in La Possession 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 La Possession, Réunion

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

Historical PM2.5 and AQI trend from monitoring stations near La Possession, Réunion.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

478h

PM2.5 Station

478h · 4 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	30	15–66	7.5 µg/m³	18h	7
2026-06-08	34	18–89	8.6 µg/m³	24h	8
2026-06-07	48	8–208	17.0 µg/m³	24h	8
2026-06-06	41	19–159	11.3 µg/m³	24h	7
2026-06-05	33	16–161	9.4 µg/m³	24h	8
2026-06-04	35	16–74	8.7 µg/m³	24h	8
2026-06-03	30	10–62	7.2 µg/m³	24h	8
2026-06-02	42	17–153	11.8 µg/m³	24h	8
2026-06-01	39	19–154	10.6 µg/m³	24h	8
2026-05-31	47	12–158	13.3 µg/m³	24h	9
2026-05-30	50	20–156	14.8 µg/m³	24h	8
2026-05-29	42	16–126	11.1 µg/m³	24h	8
2026-05-28	40	30–55	9.6 µg/m³	24h	9
2026-05-27	42	27–61	10.3 µg/m³	24h	8
2026-05-26	41	24–64	10.0 µg/m³	24h	9
2026-05-25	54	25–220	19.4 µg/m³	24h	10
2026-05-24	37	24–59	9.0 µg/m³	24h	9
2026-05-23	39	9–75	9.6 µg/m³	24h	10
2026-05-22	42	20–92	10.8 µg/m³	24h	9
2026-05-21	34	14–56	8.1 µg/m³	24h	9
2026-05-20	36	24–46	8.8 µg/m³	4h	9

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