What is the air quality trend in Kamojimachō-jōgejima?

Over the past 8 days, Kamojimachō-jōgejima had an average AQI of 47 based on station measurements. The worst day was 2026-10-14 with AQI 58.

How is Kamojimachō-jōgejima air quality measured?

Air quality in Kamojimachō-jōgejima 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 Kamojimachō-jōgejima, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Kamojimachō-jōgejima, Japan.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 16 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	38	26–60	9.4 µg/m³	10h	13
2026-10-20	42	24–69	10.5 µg/m³	24h	12
2026-10-19	44	32–88	11.3 µg/m³	24h	12
2026-10-18	34	17–55	8.2 µg/m³	24h	11
2026-10-17	53	32–153	14.4 µg/m³	24h	13
2026-10-16	54	27–102	14.6 µg/m³	24h	11
2026-10-15	58	31–142	16.8 µg/m³	24h	12
2026-10-14	58	24–160	18.9 µg/m³	12h	12

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