What is the air quality trend in Yamato?

Over the past 3 days, Yamato had an average AQI of 35 based on station measurements. The worst day was with AQI .

How is Yamato air quality measured?

Air quality in Yamato 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 Yamato, Japan

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

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

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Trend

48h

PM2.5 Trend

48h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-17	42	37–53	10.3 µg/m³	12.8	4h	12
2026-04-16	30	25–41	7.3 µg/m³	10.4	24h	22
2026-04-15	33	23–44	8.0 µg/m³	12.2	20h	22

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