What is the air quality trend in Wadayama?

Over the past 15 days, Wadayama had an average AQI of 27 based on station measurements. The worst day was 2026-08-31 with AQI 37.

How is Wadayama air quality measured?

Air quality in Wadayama 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 Wadayama, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

321h

PM2.5 Station

321h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-06	23	10–38	5.6 µg/m³	14h	4
2026-09-05	26	11–44	6.3 µg/m³	24h	5
2026-09-04	19	7–58	4.7 µg/m³	24h	5
2026-09-03	19	3–39	4.6 µg/m³	22h	4
2026-09-02	35	20–166	10.4 µg/m³	23h	4
2026-09-01	29	13–44	7.0 µg/m³	23h	4
2026-08-31	37	4–167	10.9 µg/m³	22h	3
2026-08-30	33	11–156	9.3 µg/m³	21h	4
2026-08-29	21	8–42	5.1 µg/m³	23h	3
2026-08-28	30	7–68	7.5 µg/m³	23h	4
2026-08-27	23	12–38	5.5 µg/m³	22h	4
2026-08-26	32	11–70	7.9 µg/m³	24h	5
2026-08-25	30	18–60	7.4 µg/m³	24h	4
2026-08-24	30	12–52	7.2 µg/m³	24h	4
2026-08-23	31	18–41	7.4 µg/m³	8h	5

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