What is the air quality trend in Yawata?

Over the past 8 days, Yawata had an average AQI of 62 based on station measurements. The worst day was 2026-10-15 with AQI 85.

How is Yawata air quality measured?

Air quality in Yawata 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 Yawata, Japan

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 68 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	42	33–66	10.5 µg/m³	7h	72
2026-10-20	50	33–71	12.7 µg/m³	24h	68
2026-10-19	60	40–81	16.6 µg/m³	24h	63
2026-10-18	41	29–72	10.3 µg/m³	24h	71
2026-10-17	63	38–101	18.0 µg/m³	24h	66
2026-10-16	77	46–154	24.4 µg/m³	24h	53
2026-10-15	85	52–153	27.7 µg/m³	24h	68
2026-10-14	84	30–151	27.6 µg/m³	15h	54

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