What is the air quality trend in Ageo?

Over the past 8 days, Ageo had an average AQI of 26 based on station measurements. The worst day was 2026-06-06 with AQI 33.

How is Ageo air quality measured?

Air quality in Ageo 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 Ageo, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 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	14	4–20	3.4 µg/m³	2.8	3h	50
2026-06-08	26	19–34	6.2 µg/m³	8.3	24h	69
2026-06-07	28	18–36	6.6 µg/m³	10.7	24h	72
2026-06-06	33	25–43	7.9 µg/m³	12.4	24h	73
2026-06-05	29	24–34	7.0 µg/m³	6.5	24h	76
2026-06-04	28	24–34	6.8 µg/m³	6.8	24h	69
2026-06-03	26	20–38	6.2 µg/m³	3.9	24h	67
2026-06-02	25	18–33	5.9 µg/m³	7.0	20h	69

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