What is the air quality trend in Iwade?

Over the past 8 days, Iwade had an average AQI of 66 based on station measurements. The worst day was 2026-10-15 with AQI 90.

How is Iwade air quality measured?

Air quality in Iwade 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 Iwade, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 45 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	44	31–87	11.5 µg/m³	9h	42
2026-10-20	58	29–150	16.8 µg/m³	24h	41
2026-10-19	64	36–99	18.9 µg/m³	24h	38
2026-10-18	36	25–65	8.9 µg/m³	24h	38
2026-10-17	71	34–133	22.0 µg/m³	24h	40
2026-10-16	80	49–168	27.0 µg/m³	24h	35
2026-10-15	90	42–164	31.8 µg/m³	24h	41
2026-10-14	87	45–152	28.9 µg/m³	13h	29

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