What is the air quality trend in Ishioka?

Over the past 8 days, Ishioka had an average AQI of 36 based on station measurements. The worst day was 2026-08-30 with AQI 45.

How is Ishioka air quality measured?

Air quality in Ishioka 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 Ishioka, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 33 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	26	21–33	6.3 µg/m³	12h	39
2026-09-04	28	15–65	6.8 µg/m³	24h	34
2026-09-03	28	15–95	7.0 µg/m³	24h	33
2026-09-02	41	21–89	11.2 µg/m³	24h	34
2026-09-01	44	25–156	12.0 µg/m³	24h	33
2026-08-31	43	23–66	10.5 µg/m³	24h	28
2026-08-30	45	20–120	12.3 µg/m³	24h	31
2026-08-29	37	25–58	9.0 µg/m³	9h	27

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