What is the air quality trend in Izumisano?

Over the past 8 days, Izumisano had an average AQI of 62 based on station measurements. The worst day was 2026-10-14 with AQI 90.

How is Izumisano air quality measured?

Air quality in Izumisano 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 Izumisano, Japan

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 78 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	40	31–70	10.2 µg/m³	8h	74
2026-10-20	51	30–90	13.5 µg/m³	24h	69
2026-10-19	61	37–88	17.2 µg/m³	24h	66
2026-10-18	36	28–56	8.6 µg/m³	24h	69
2026-10-17	65	34–125	19.5 µg/m³	24h	66
2026-10-16	75	52–156	23.5 µg/m³	24h	60
2026-10-15	82	46–159	26.9 µg/m³	24h	72
2026-10-14	90	30–148	29.9 µg/m³	14h	56

Back to Izumisano Air Quality