What is the air quality trend in Yamada?

Over the past 15 days, Yamada had an average AQI of 35 based on station measurements. The worst day was 2026-08-31 with AQI 83.

How is Yamada air quality measured?

Air quality in Yamada 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 Yamada, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

184h

PM2.5 Station

184h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	30	7–53	7.1 µg/m³	12h	2
2026-09-04	21	13–38	5.1 µg/m³	11h	2
2026-09-03	27	4–59	6.6 µg/m³	15h	1
2026-09-02	32	15–87	8.4 µg/m³	13h	2
2026-09-01	45	4–243	20.3 µg/m³	15h	1
2026-08-31	83	21–207	37.1 µg/m³	8h	1
2026-08-30	60	17–275	30.1 µg/m³	11h	1
2026-08-29	20	9–30	4.9 µg/m³	8h	1
2026-08-28	21	10–40	5.1 µg/m³	7h	2
2026-08-27	23	8–40	5.5 µg/m³	15h	1
2026-08-26	32	6–68	8.3 µg/m³	16h	1
2026-08-25	25	5–46	5.9 µg/m³	19h	2
2026-08-24	39	10–61	9.9 µg/m³	12h	1
2026-08-23	41	13–93	10.8 µg/m³	17h	1
2026-08-22	32	10–57	7.8 µg/m³	5h	1

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