What is the air quality trend in Kimitsu?

Over the past 8 days, Kimitsu had an average AQI of 31 based on station measurements. The worst day was 2026-05-23 with AQI 35.

How is Kimitsu air quality measured?

Air quality in Kimitsu 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 Kimitsu, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Kimitsu, 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
2026-05-28	29	11–51	7.0 µg/m³	7.5	23h	77
2026-05-27	30	22–39	7.1 µg/m³	9.6	24h	94
2026-05-26	31	24–38	7.5 µg/m³	9.0	24h	88
2026-05-25	35	26–76	8.7 µg/m³	10.3	24h	85
2026-05-24	35	27–46	8.3 µg/m³	12.1	24h	93
2026-05-23	35	28–42	8.3 µg/m³	13.3	24h	94
2026-05-22	30	18–40	7.2 µg/m³	8.6	24h	90
2026-05-21	26	26–26	6.3 µg/m³	3.9	1h	94

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