What is the air quality trend in Makuhari?

Over the past 8 days, Makuhari had an average AQI of 33 based on station measurements. The worst day was 2026-05-22 with AQI 37.

How is Makuhari air quality measured?

Air quality in Makuhari 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 Makuhari, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

169h

PM2.5 Station

169h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	36	29–45	8.8 µg/m³	10.5	19h	69
2026-05-28	31	23–39	7.4 µg/m³	8.1	24h	69
2026-05-27	29	22–41	6.9 µg/m³	9.7	24h	82
2026-05-26	30	23–37	7.1 µg/m³	8.4	24h	80
2026-05-25	34	25–74	8.4 µg/m³	9.8	24h	76
2026-05-24	33	25–45	8.0 µg/m³	11.9	24h	79
2026-05-23	35	28–45	8.3 µg/m³	14.0	24h	81
2026-05-22	37	28–69	9.5 µg/m³	9.1	6h	70

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