What is the air quality trend in Akiruno?

Over the past 8 days, Akiruno had an average AQI of 25 based on station measurements. The worst day was 2026-06-06 with AQI 33.

How is Akiruno air quality measured?

Air quality in Akiruno 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 Akiruno, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Akiruno, Japan.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	16	3–23	4.0 µg/m³	3.8	4h	53
2026-06-08	25	19–37	6.0 µg/m³	8.3	24h	71
2026-06-07	28	17–40	6.8 µg/m³	11.5	24h	72
2026-06-06	33	25–42	7.9 µg/m³	13.0	24h	71
2026-06-05	27	22–33	6.5 µg/m³	7.0	24h	75
2026-06-04	27	23–34	6.6 µg/m³	7.1	24h	70
2026-06-03	25	18–30	6.0 µg/m³	4.0	24h	66
2026-06-02	26	20–35	6.1 µg/m³	7.3	20h	72

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