What is the air quality trend in Sakai-nakajima?

Over the past 3 days, Sakai-nakajima had an average AQI of 21 based on station measurements. The worst day was 2026-09-05 with AQI 25.

How is Sakai-nakajima air quality measured?

Air quality in Sakai-nakajima 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 Sakai-nakajima, Japan

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

Historical PM2.5 and AQI trend from monitoring stations near Sakai-nakajima, Japan.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

45h

PM2.5 Station

45h · 19 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	25	20–30	5.9 µg/m³	11h	20
2026-09-04	21	16–46	5.1 µg/m³	24h	19
2026-09-03	19	15–23	4.5 µg/m³	10h	18

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