What is the air quality trend in Yamazakichō-nakabirose?

Over the past 8 days, Yamazakichō-nakabirose had an average AQI of 51 based on station measurements. The worst day was 2026-10-16 with AQI 66.

How is Yamazakichō-nakabirose air quality measured?

Air quality in Yamazakichō-nakabirose 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 Yamazakichō-nakabirose, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Yamazakichō-nakabirose, Japan.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 22 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	41	31–52	9.9 µg/m³	7h	21
2026-10-20	47	28–125	12.4 µg/m³	24h	21
2026-10-19	50	28–97	13.2 µg/m³	24h	20
2026-10-18	32	24–52	7.8 µg/m³	24h	20
2026-10-17	52	33–78	13.6 µg/m³	24h	20
2026-10-16	66	40–122	19.3 µg/m³	24h	18
2026-10-15	60	30–165	18.5 µg/m³	24h	20
2026-10-14	62	27–139	18.9 µg/m³	14h	18

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