What is the air quality trend in Nakatogari?

Over the past 8 days, Nakatogari had an average AQI of 51 based on station measurements. The worst day was 2026-10-14 with AQI 65.

How is Nakatogari air quality measured?

Air quality in Nakatogari 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 Nakatogari, Japan

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 19 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	29	21–36	6.8 µg/m³	7.9	7h	22
2026-10-20	49	28–157	13.7 µg/m³	16.7	24h	18
2026-10-19	52	28–152	14.1 µg/m³	13.2	24h	17
2026-10-18	33	23–42	7.9 µg/m³	8.8	24h	21
2026-10-17	56	34–141	15.5 µg/m³	12.8	24h	17
2026-10-16	62	27–129	18.0 µg/m³	15.4	24h	17
2026-10-15	62	35–158	18.2 µg/m³	12.6	24h	18
2026-10-14	65	23–96	20.0 µg/m³	7.1	15h	16

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